diff --git a/.ruff.toml b/.ruff.toml
new file mode 100644
index 0000000..feed463
--- /dev/null
+++ b/.ruff.toml
@@ -0,0 +1,14 @@
+[lint]
+
+ignore = [
+    "F601", # Duplicate literal
+]
+
+[lint.flake8-pytest-style]
+fixture-parentheses = false
+
+[lint.pyupgrade]
+keep-runtime-typing = true
+
+[lint.mccabe]
+max-complexity = 25
\ No newline at end of file
diff --git a/lib/lang/ar.py b/lib/lang/ar.py
new file mode 100644
index 0000000..d5ef6c2
--- /dev/null
+++ b/lib/lang/ar.py
@@ -0,0 +1,167 @@
+def join_with_shared_prefix(a, b, joiner):
+    if a[:4] == "يوم " and b[:4] == "يوم " and joiner == " و ":
+        return "يومي " + a[4:] + joiner + b[4:]
+    else:
+        return a + joiner + b
+
+
+def strip_prefix(period):
+    if period[:10] == "خلال الليل":
+        return period[5:]
+    elif period[:3] == "في ":
+        return period[3:]
+    else:
+        return period
+
+
+def and_function(stack, a, b):
+    return join_with_shared_prefix(a, b, " و ")
+
+
+def through_function(stack, a, b):
+    return join_with_shared_prefix(a, b, " حتى ")
+
+
+def parenthetical_function(stack, a, b):
+    return a + " (" + b + (" من الثلج)" if a == "هطول أمطار وثلوج" else ")")
+
+
+def until_function(stack, condition, period):
+    return condition + " حتى " + strip_prefix(period)
+
+
+def until_starting_again_function(stack, condition, a, b):
+    return condition + " حتى " + strip_prefix(a) + " وتبدأ مجدداً في " + strip_prefix(b)
+
+
+def starting_continuing_until_function(stack, condition, a, b):
+    return condition + " تبدأ في " + strip_prefix(a) + " وتستمر حتى " + strip_prefix(b)
+
+
+template = {
+    "clear": "صافِ",
+    "no-precipitation": "لا أمطار",
+    "mixed-precipitation": "هطول أمطار وثلوج",
+    "possible-very-light-precipitation": "إحتمالية هطول أمطار خفيفة",
+    "very-light-precipitation": "أمطار خفيفة",
+    "possible-light-precipitation": "إحتمالية هطول أمطار خفيفة",
+    "light-precipitation": "أمطار خفيفة",
+    "medium-precipitation": "أمطار متوسطة",
+    "heavy-precipitation": "أمطار غزيرة",
+    "possible-very-light-rain": "إحتمالية هطول أمطار خفيفة",
+    "very-light-rain": "أمطار خفيفة",
+    "possible-light-rain": "إحتمالية أمطار خفيفة",
+    "light-rain": "أمطار خفيفة",
+    "medium-rain": "أمطار متوسطة",
+    "heavy-rain": "أمطار غزيرة",
+    "possible-very-light-sleet": "إحتمالية موجة صقيع خفيفة",
+    "very-light-sleet": "موجة صقيع خفيفة",
+    "possible-light-sleet": "إحتمالية موجة صقيع خفيفة",
+    "light-sleet": "موجة صقيع خفيفة",
+    "medium-sleet": "صقيع",
+    "heavy-sleet": "موجة صقيع شديدة",
+    "possible-very-light-snow": "احتمالية تساقط ثلوج خفيفة",
+    "very-light-snow": "رياح خفيفة",
+    "possible-light-snow": "احتمالية تساقط ثلوج خفيفة",
+    "light-snow": "ثلوج خفيفة",
+    "medium-snow": "ثلوج",
+    "heavy-snow": "ثلوج كثيفة",
+    "possible-thunderstorm": "عواصف محتملة",
+    "thunderstorm": "عواصف",
+    "possible-medium-precipitation": "هطول الأمطار المحتمل",
+    "possible-heavy-precipitation": "هطول الأمطار الغزيرة المحتملة",
+    "possible-medium-rain": "أمطار محتملة",
+    "possible-heavy-rain": "أمطار غزيرة محتملة",
+    "possible-medium-sleet": "صقيع محتمل",
+    "possible-heavy-sleet": "أمطار ثلجية غزيرة محتملة",
+    "possible-medium-snow": "ثلوج محتملة",
+    "possible-heavy-snow": "ثلوج كثيفة محتملة",
+    "possible-freezing-drizzle": "رذاذ متجمد محتمل",
+    "freezing-drizzle": "رذاذ متجمد",
+    "possible-light-freezing-rain": "أمطار خفيفة متجمدة خفيفة محتملة",
+    "light-freezing-rain": "أمطار متجمدة خفيفة",
+    "possible-freezing-rain": "أمطار متجمدة محتملة",
+    "freezing-rain": "أمطار متجمدة",
+    "possible-heavy-freezing-rain": "أمطار متجمدة غزيرة محتملة",
+    "heavy-freezing-rain": "أمطار متجمدة غزيرة",
+    "possible-hail": "بَرَد محتمل",
+    "hail": "البَرَد",
+    "light-wind": "رياح خفيفة",
+    "medium-wind": "رياح متوسطة",
+    "heavy-wind": "عواصف",
+    "low-humidity": "اجواء جافة",
+    "high-humidity": "اجواء رطبة",
+    "fog": "اجواء غائمة",
+    "very-light-clouds": "واضح في الغالب",
+    "light-clouds": "غائم جزئياً",
+    "medium-clouds": "اجواء غائمة",
+    "heavy-clouds": "اجواء غائمة",
+    "today-morning": "هذا الصباح",
+    "later-today-morning": "لاحقاً هذا الصباح",
+    "today-afternoon": "بعد الظهر",
+    "later-today-afternoon": "لاحقاً بعد الظهر",
+    "today-evening": "هذا المساء",
+    "later-today-evening": "لاحقاً هذا المساء",
+    "today-night": "الليلة",
+    "later-today-night": "لاحقاً الليلة",
+    "tomorrow-morning": "الغد صباحاً",
+    "tomorrow-afternoon": "غداً بعد الظهر",
+    "tomorrow-evening": "الغد مساءً",
+    "tomorrow-night": "الغد ليلاً",
+    "morning": "في الصباح",
+    "afternoon": "بعد الظهيرة",
+    "evening": "في المساء",
+    "night": "خلال الليل",
+    "today": "اليوم",
+    "tomorrow": "غداً",
+    "sunday": "يوم الأحد",
+    "monday": "يوم الإثنين",
+    "tuesday": "يوم الثلاثاء",
+    "wednesday": "يوم الأربعاء",
+    "thursday": "يوم الخميس",
+    "friday": "يوم الجمعة",
+    "saturday": "يوم السبت",
+    "next-sunday": "الأحد القادم",
+    "next-monday": "الإثنين القادم",
+    "next-tuesday": "الثلاثاء القادم",
+    "next-wednesday": "الأربعاء القادم",
+    "next-thursday": "الخميس القادم",
+    "next-friday": "الجمعة القادمة",
+    "next-saturday": "السبت القادم",
+    "minutes": "$1 دقيقة",
+    "fahrenheit": "$1\u00b0F",
+    "celsius": "$1\u00b0C",
+    "inches": "$1 انش",
+    "centimeters": "$1 سم",
+    "less-than": "أقل من $1",
+    "and": and_function,
+    "through": through_function,
+    "with": "$1 مع $2",
+    "range": "$1\u2013$2",
+    "parenthetical": parenthetical_function,
+    "for-hour": "$1 لهذه الساعة",
+    "starting-in": "$1 تبدأ خلال $2",
+    "stopping-in": "$1 تتوقف خلال $2",
+    "starting-then-stopping-later": "$1 تبدأ خلال $2 وتتوقف لاحقاً خلال $3",
+    "stopping-then-starting-later": "$1 تتوقف خلال $2 وتبدأ لاحقاً خلال $3",
+    "for-day": "$1 خلال اليوم",
+    "starting": "$1 تبدأ $2",
+    "until": until_function,
+    "until-starting-again": until_starting_again_function,
+    "starting-continuing-until": starting_continuing_until_function,
+    "during": "$1 $2",
+    "for-week": "$1 خلال الأسبوع",
+    "over-weekend": "$1 خلال نهاية الأسبوع",
+    "temperatures-peaking": "درجات حرارة تبلغ ذروتها عند $1 $2",
+    "temperatures-rising": "درجات حرارة ترتفع حتى $1 $2",
+    "temperatures-valleying": "انخفاض درجات الحرارة لأدنى مستوى لها عند $1 $2",
+    "temperatures-falling": "درجات حرارة تنخفض حتى $1 $2",
+    "title": "$1",
+    "sentence": "$1",
+    "next-hour-forecast-status": "next hour forecasts are $1 due to $2",
+    "unavailable": "unavailable",
+    "temporarily-unavailable": "temporarily unavailable",
+    "partially-unavailable": "partially unavailable",
+    "station-offline": "all nearby radar stations being offline",
+    "station-incomplete": "gaps in coverage from nearby radar stations",
+}
diff --git a/lib/lang/az.py b/lib/lang/az.py
new file mode 100644
index 0000000..97bd75b
--- /dev/null
+++ b/lib/lang/az.py
@@ -0,0 +1,176 @@
+import re
+
+
+def custom_capitalize(s):
+    return s[0].upper() + s[1:] if s else s
+
+
+def and_function(stack, a, b):
+    return a + " və " + b
+
+
+def through_function(stack, a, b):
+    return a + " ilə " + b + " arası"
+
+
+def parenthetical_function(stack, a, b):
+    return f'{a} ({b}{" qar)" if a == "qarışıq yağış" else ")"}'
+
+
+def until_function(stack, condition, period):
+    return condition + " " + period + " dayanacaq"
+
+
+def until_starting_again_function(stack, condition, a, b):
+    return condition + " " + a + " dayanıb, " + b + " yenidən başlayacaq"
+
+
+def starting_continuing_until_function(stack, condition, a, b):
+    return a + " " + condition + " başlayıb, " + b + " dayanacaq"
+
+
+def title_function(stack, s):
+    # Apply custom_capitalize to every word
+    def replace_func(txt: str) -> str:
+        if txt in {"və", "düym", "sm."}:
+            return txt
+        return txt[0].upper() + txt[1:].lower()
+
+    # Use regex to find all words with the specified letters
+    return re.sub(r"([a-zA-ZÇ窺IıƏəÖöĞğÜü.]+)", lambda m: replace_func(m.group(0)), s)
+
+
+def sentence_function(stack, s):
+    s = custom_capitalize(s)
+    if not s.endswith("."):
+        s += "."
+    return s
+
+
+template = {
+    "clear": "buludsuz",
+    "no-precipitation": "yağmursuz",
+    "mixed-precipitation": "qarışıq yağış",
+    "possible-very-light-precipitation": "yüngül yağış ehtimalı",
+    "very-light-precipitation": "yüngül yağış",
+    "possible-light-precipitation": "yüngül yağış ehtimalı",
+    "light-precipitation": "yüngül yağış",
+    "medium-precipitation": "yağış",
+    "heavy-precipitation": "güclü yağış",
+    "possible-very-light-rain": "çiskin yağış ehtimalı",
+    "very-light-rain": "çiskin",
+    "possible-light-rain": "yüngül yağış ehtimalı",
+    "light-rain": "yüngül yağış",
+    "medium-rain": "yağış",
+    "heavy-rain": "güclü yağış",
+    "possible-very-light-sleet": "yüngül sulu qar ehtimalı",
+    "very-light-sleet": "yüngül sulu qar",
+    "possible-light-sleet": "yüngül sulu qar ehtimalı",
+    "light-sleet": "yüngül sulu qar",
+    "medium-sleet": "sulu qar",
+    "heavy-sleet": "güclü sulu qar",
+    "possible-very-light-snow": "sulu qar ehtimalı",
+    "very-light-snow": "sulu qar",
+    "possible-light-snow": "yüngül qar ehtimalı",
+    "light-snow": "yüngül qar",
+    "medium-snow": "qar",
+    "heavy-snow": "güclü qar",
+    "possible-thunderstorm": "mümkün tufanlar",
+    "thunderstorm": "tufanlar",
+    "possible-medium-precipitation": "mümkün yağıntı",
+    "possible-heavy-precipitation": "mümkün ağır yağış",
+    "possible-medium-rain": "mümkün yağış",
+    "possible-heavy-rain": "mümkün güclü yağış",
+    "possible-medium-sleet": "mümkün sulu qar",
+    "possible-heavy-sleet": "mümkün ağır sulu qar",
+    "possible-medium-snow": "mümkün qar",
+    "possible-heavy-snow": "mümkün güclü qar",
+    "possible-freezing-drizzle": "mümkün donma çiskin",
+    "freezing-drizzle": "donmaq çiskin",
+    "possible-light-freezing-rain": "mümkün işıq donması yağış",
+    "light-freezing-rain": "yüngül donmuş yağış",
+    "possible-freezing-rain": "mümkün donma yağışı",
+    "freezing-rain": "donmuş yağış",
+    "possible-heavy-freezing-rain": "mümkün güclü donmuş yağış",
+    "heavy-freezing-rain": "güclü donmuş yağış",
+    "possible-hail": "mümkün dolu",
+    "hail": "dolu",
+    "light-wind": "sərin",
+    "medium-wind": "külək",
+    "heavy-wind": "güclü külək",
+    "low-humidity": "rütubətsiz",
+    "high-humidity": "rütubətli",
+    "fog": "dumanlı",
+    "very-light-clouds": "əsasən buludsuz",
+    "light-clouds": "qismən buludlu",
+    "medium-clouds": "əsasən buludlu",
+    "heavy-clouds": "tutqun hava",
+    "today-morning": "bu gün səhər",
+    "later-today-morning": "bu gün səhərdən sonra",
+    "today-afternoon": "bu gün günortadan sonra",
+    "later-today-afternoon": "bu gün günortadan sonra",
+    "today-evening": "bu gün axşam",
+    "later-today-evening": "bu gün axşam",
+    "today-night": "bu gün gecə",
+    "later-today-night": "bu gün gecə",
+    "tomorrow-morning": "sabah səhər",
+    "tomorrow-afternoon": "sabah günortadan sonra",
+    "tomorrow-evening": "sabah axşam",
+    "tomorrow-night": "sabah gecə",
+    "morning": "səhər",
+    "afternoon": "günortadan sonra",
+    "evening": "axşam",
+    "night": "gecə",
+    "today": "bu gün",
+    "tomorrow": "sabah",
+    "sunday": "bazar günü",
+    "monday": "bazar ertəsi",
+    "tuesday": "çərşənbə axşamı",
+    "wednesday": "çərşənbə günü",
+    "thursday": "cümə axşamı",
+    "friday": "cümə günü",
+    "saturday": "şənbə günü",
+    "next-sunday": "bazar günü",
+    "next-monday": "bazar ertəsi",
+    "next-tuesday": "çərşənbə axşamı",
+    "next-wednesday": "çərşənbə günü",
+    "next-thursday": "cümə axşamı",
+    "next-friday": "cümə günü",
+    "next-saturday": "şənbə günü",
+    "minutes": "$1 dəq.",
+    "fahrenheit": "$1\u00b0F",
+    "celsius": "$1\u00b0C",
+    "inches": "$1 düym",
+    "centimeters": "$1 sm.",
+    "less-than": "$1-dən aşağı",
+    "and": and_function,
+    "through": through_function,
+    "with": "$1, $2",
+    "range": "$1\u2013$2",
+    "parenthetical": parenthetical_function,
+    "for-hour": "1 saat boyunca $1 olacaq",
+    "starting-in": "$2 sonra $1 başlayacaq",
+    "stopping-in": "$1 $2 sonra dayanacaq",
+    "starting-then-stopping-later": "$1 $2 sonra başlayacaq, $3 davam edib dayanacaq",
+    "stopping-then-starting-later": "$1 $2 sonra dayanacaq, $3 sonra yenidən başlayacaq",
+    "for-day": "gün boyu $1 olacaq",
+    "starting": "$2 $1 başlayacaq",
+    "until": until_function,
+    "until-starting-again": until_starting_again_function,
+    "starting-continuing-until": starting_continuing_until_function,
+    "during": "$2 $1 olacaq",
+    "for-week": "həftə boyunca $1 olacaq",
+    "over-weekend": "həftə sonu $1 olacaq",
+    "temperatures-peaking": "$2 hava kəskin istiləşəcək və temperatur $1-yə qalxacaq",
+    "temperatures-rising": "$2 temperatur $1-yə qalxacaq",
+    "temperatures-valleying": "$2 hava kəskin soyuyacaq və temperatur $1-yə düşəcək",
+    "temperatures-falling": "$2 temperatur $1-yə düşəcək",
+    "title": title_function,
+    "sentence": sentence_function,
+    "next-hour-forecast-status": "next hour forecasts are $1 due to $2",
+    "unavailable": "unavailable",
+    "temporarily-unavailable": "temporarily unavailable",
+    "partially-unavailable": "partially unavailable",
+    "station-offline": "all nearby radar stations being offline",
+    "station-incomplete": "gaps in coverage from nearby radar stations",
+}
diff --git a/lib/lang/be.py b/lib/lang/be.py
new file mode 100644
index 0000000..ecaa426
--- /dev/null
+++ b/lib/lang/be.py
@@ -0,0 +1,221 @@
+import re
+
+
+def join_with_shared_prefix(a, b, joiner):
+    i = 0
+    while i < len(a) and i < len(b) and ord(a[i]) == ord(b[i]):
+        i += 1
+    while i > 0 and ord(a[i - 1]) != 32:  # Check for space
+        i -= 1
+    return a + joiner + b[i:]
+
+
+def time2(time):
+    translations = {
+        "раніцай": "раніцы",
+        "днём": "сярэдзіны дня",
+        "вечарам": "вечара",
+        "ноччу": "ночы",
+        "сёння ранкам": "сённяшняй раніцы",
+        "сёння позняй раніцай": "сённяшняй позняй раніцы",
+        "сёння днём": "сярэдзіны дня",
+        "сёння познім днём": "сённяшняга позняга дня",
+        "сёння ўвечары": "сённяшняга вечара",
+        "сёння познім вечарам": "сённяшняга позняга вечара",
+        "сёння ноччу": "сённяшняй ночы",
+        "сёння позняй ноччу": "сённяшняй позняй ночы",
+        "заўтра раніцай": "заўтрашняй раніцы",
+        "заўтра днём": "заўтрашняга дня",
+        "заўтра ўвечары": "заўтрашняга вечара",
+        "ўвечары": "вечара",
+        "заўтра ноччу": "заўтрашняй ночы",
+        "у нядзелю": "нядзелі",
+        "у панядзелак": "панядзелка",
+        "у аўторак": "аўторка",
+        "у сераду": "серады",
+        "у чацвер": "чацвярга",
+        "у пятніцу": "пятніцы",
+        "у суботу": "суботы",
+    }
+    return translations.get(time, time)
+
+
+def and_function(stack, a, b):
+    joiner = ", і " if "," in a else " і "
+    return join_with_shared_prefix(a, b, joiner)
+
+
+def through_function(stack, a, b):
+    return join_with_shared_prefix(a, time2(b), " і да ")
+
+
+def until_function(stack, condition, period):
+    return condition + " да " + time2(period)
+
+
+def until_starting_again_function(stack, condition, a, b):
+    return condition + " да " + time2(a) + ", пачынаючыся зноў " + b
+
+
+def starting_continuing_until_function(stack, condition, a, b):
+    return condition + ", пачынаючыся з " + time2(a) + ", і да " + time2(b)
+
+
+def title_function(stack, s):
+    # Apply custom_capitalize to every word
+    return re.sub(
+        r"\S+",
+        lambda word: word.group(0).capitalize()
+        if word.group(0) != "і"
+        else word.group(0),
+        s,
+    )
+
+
+def sentence_function(stack, s):
+    # Replace 'у' with 'ў' after vowels
+    s = re.sub(
+        r"[аеёіоуыэюя]\sу",
+        lambda match: match.group(0)[:-1] + "ў",
+        s,
+        flags=re.IGNORECASE,
+    )
+    # Capitalize the first letter
+    s = s[0].upper() + s[1:] if s else s
+    # Add a period if missing
+    if not s.endswith("."):
+        s += "."
+    return s
+
+
+def during_function(stack, condition, time):
+    return f"{condition} {time}"
+
+
+template = {
+    "clear": "ясна",
+    "no-precipitation": "без ападкаў",
+    "mixed-precipitation": "змешаныя ападкі",
+    "possible-very-light-precipitation": "магчымы нязначныя ападкі",
+    "very-light-precipitation": "нязначныя ападкі",
+    "possible-light-precipitation": "магчымы невялікія ападкі",
+    "light-precipitation": "невялікія ападкі",
+    "medium-precipitation": "ападкі",
+    "heavy-precipitation": "моцныя ападкі",
+    "possible-very-light-rain": "магчымы нязначны дождж",
+    "very-light-rain": "нязначны дождж",
+    "possible-light-rain": "магчымы невялікі дождж",
+    "light-rain": "невялікі дождж",
+    "medium-rain": "дождж",
+    "heavy-rain": "моцны дождж",
+    "possible-very-light-sleet": "магчымы нязначны град",
+    "very-light-sleet": "нязначны град",
+    "possible-light-sleet": "магчымы невялікі град",
+    "light-sleet": "невялікі град",
+    "medium-sleet": "град",
+    "heavy-sleet": "моцны град",
+    "possible-very-light-snow": "магчымы нязначны снег",
+    "very-light-snow": "нязначны снег",
+    "possible-light-snow": "магчымы невялікі снег",
+    "light-snow": "невялікі снег",
+    "medium-snow": "снег",
+    "heavy-snow": "снегапад",
+    "possible-thunderstorm": "магчымы навальніцы",
+    "thunderstorm": "навальніцы",
+    "possible-medium-precipitation": "магчымы ападкі",
+    "possible-heavy-precipitation": "магчымы моцныя ападкі",
+    "possible-medium-rain": "магчымы дождж",
+    "possible-heavy-rain": "магчымы моцны дождж",
+    "possible-medium-sleet": "магчымы град",
+    "possible-heavy-sleet": "магчымы моцны град",
+    "possible-medium-snow": "магчымы снег",
+    "possible-heavy-snow": "магчымы моцны снег",
+    "possible-freezing-drizzle": "магчымы замарожванне нязначны дождж",
+    "freezing-drizzle": "freezing нязначны дождж",
+    "possible-light-freezing-rain": "магчымы невялікі замарожванне дождж",
+    "light-freezing-rain": "light замарожванне дождж",
+    "possible-freezing-rain": "магчымы замарожванне дождж",
+    "freezing-rain": "freezing дождж",
+    "possible-heavy-freezing-rain": "магчымы моцны замарожванне дождж",
+    "heavy-freezing-rain": "heavy замарожванне дождж",
+    "possible-hail": "магчымы град",
+    "hail": "град",
+    "light-wind": "слабы вецер",
+    "medium-wind": "вецер",
+    "heavy-wind": "моцны вецер",
+    "low-humidity": "суха",
+    "high-humidity": "вільготна",
+    "fog": "туман",
+    "very-light-clouds": "моцная ясна",
+    "light-clouds": "невялікая воблачнасць",
+    "medium-clouds": "воблачна",
+    "heavy-clouds": "моцная воблачнасць",
+    "today-morning": "сёння ранкам",
+    "later-today-morning": "сёння позняй раніцай",
+    "today-afternoon": "сёння днём",
+    "later-today-afternoon": "сёння познім днём",
+    "today-evening": "сёння ўвечары",
+    "later-today-evening": "сёння познім вечарам",
+    "today-night": "сёння ноччу",
+    "later-today-night": "сёння позняй ноччу",
+    "tomorrow-morning": "заўтра раніцай",
+    "tomorrow-afternoon": "заўтра днём",
+    "tomorrow-evening": "заўтра ўвечары",
+    "tomorrow-night": "заўтра ноччу",
+    "morning": "раніцай",
+    "afternoon": "днём",
+    "evening": "ўвечары",
+    "night": "ноччу",
+    "today": "сёння",
+    "tomorrow": "заўтра",
+    "sunday": "у нядзелю",
+    "monday": "у панядзелак",
+    "tuesday": "у аўторак",
+    "wednesday": "у сераду",
+    "thursday": "у чацвер",
+    "friday": "у пятніцу",
+    "saturday": "у суботу",
+    "next-sunday": "у наступную нядзелю",
+    "next-monday": "у наступны панядзелак",
+    "next-tuesday": "у наступны аўторак",
+    "next-wednesday": "у наступную сераду",
+    "next-thursday": "у наступны чацвер",
+    "next-friday": "у наступную пятніцу",
+    "next-saturday": "у наступную суботу",
+    "minutes": "$1 хв",
+    "fahrenheit": "$1\u00b0F",
+    "celsius": "$1\u00b0C",
+    "inches": "$1 in.",
+    "centimeters": "$1 см.",
+    "less-than": "менш за $1",
+    "and": and_function,
+    "through": through_function,
+    "with": "$1, з $2",
+    "range": "$1\u2013$2",
+    "parenthetical": "$1 ($2)",
+    "for-hour": "$1 на працягу наступнай гадзіны",
+    "starting-in": "$1 пачынаецца на працягу $2",
+    "stopping-in": "$1 заканчваецца на працягу $2",
+    "starting-then-stopping-later": "$1 пачынаецца на працягу $2, і заканчваецца праз $3",
+    "stopping-then-starting-later": "$1 заканчваецца на працягу $2, і пачынаецца зноў праз $3",
+    "for-day": "$1 на працягу ўсяго дня",
+    "starting": "$1 пачынаецца $2",
+    "until": until_function,
+    "until-starting-again": until_starting_again_function,
+    "starting-continuing-until": starting_continuing_until_function,
+    "during": during_function,
+    "for-week": "$1 на працягу ўсяго тыдня",
+    "over-weekend": "$1 на працягу ўсіх выходных",
+    "temperatures-peaking": "тэмпературай, што ўздымаецца да максімуму $1 $2",
+    "temperatures-rising": "тэмпературай, што ўздымаецца да $1 $2",
+    "temperatures-valleying": "тэмпературай, якая апускаецца да $1 $2",
+    "temperatures-falling": "тэмпературай, якая апускаецца да мінімуму $1 $2",
+    "title": title_function,
+    "sentence": sentence_function,
+    "next-hour-forecast-status": "next hour forecasts are $1 due to $2",
+    "unavailable": "unavailable",
+    "temporarily-unavailable": "temporarily unavailable",
+    "partially-unavailable": "partially unavailable",
+    "station-offline": "all nearby radar stations being offline",
+    "station-incomplete": "gaps in coverage from nearby radar stations",
+}
diff --git a/lib/lang/ja.py b/lib/lang/ja.py
new file mode 100644
index 0000000..c743f7a
--- /dev/null
+++ b/lib/lang/ja.py
@@ -0,0 +1,156 @@
+def join_with_shared_prefix(a, b, joiner):
+    i = 0
+
+    # Find the shared prefix length where characters match
+    while i != len(a) and i != len(b) and ord(a[i]) == ord(b[i]):
+        i += 1
+
+    # Move back to the last space character if needed
+    while i > 0 and a[i - 1] != " ":
+        i -= 1
+
+    # Return the concatenated result
+    return a[:i] + a[i:] + joiner + b[i:]
+
+
+def and_function(stack, a, b):
+    return join_with_shared_prefix(a, b, ",及び" if "," in a else "及び")
+
+
+def through_function(stack, a, b):
+    return join_with_shared_prefix(a, b, "から")
+
+
+def sentence_function(stack, s):
+    if not s.endswith("。"):
+        s += "。"
+    return s
+
+
+template = {
+    "clear": "晴れ",
+    "no-precipitation": "降水なし",
+    "mixed-precipitation": "みぞれ",
+    "possible-very-light-precipitation": "弱い降水の可能性あり",
+    "very-light-precipitation": "弱い降水",
+    "possible-light-precipitation": "弱い降水の可能性あり",
+    "light-precipitation": "弱い降水",
+    "medium-precipitation": "降水",
+    "heavy-precipitation": "強い降水",
+    "possible-very-light-rain": "霧雨の可能性あり",
+    "very-light-rain": "霧雨",
+    "possible-light-rain": "小雨の可能性あり",
+    "light-rain": "小雨",
+    "medium-rain": "雨",
+    "heavy-rain": "大雨",
+    "possible-very-light-sleet": "弱いみぞれの可能性あり",
+    "very-light-sleet": "弱いみぞれ",
+    "possible-light-sleet": "弱いみぞれの可能性あり",
+    "light-sleet": "弱いみぞれ",
+    "medium-sleet": "みぞれ",
+    "heavy-sleet": "強いみぞれ",
+    "possible-very-light-snow": "にわか雪の可能性あり",
+    "very-light-snow": "にわか雪",
+    "possible-light-snow": "小雪の可能性あり",
+    "light-snow": "小雪",
+    "medium-snow": "雪",
+    "heavy-snow": "大雪",
+    "possible-thunderstorm": "激しい雷雨の可能性あり",
+    "thunderstorm": "雷雨",
+    "possible-medium-precipitation": "降水の可能性あり",
+    "possible-heavy-precipitation": "大降水の可能性あり",
+    "possible-medium-rain": "雨の可能性あり",
+    "possible-heavy-rain": "大雨の可能性あり",
+    "possible-medium-sleet": "みぞれの可能性あり",
+    "possible-heavy-sleet": "強いみぞれの可能性あり",
+    "possible-medium-snow": "雪の可能性あり",
+    "possible-heavy-snow": "大雪の可能性あり",
+    "possible-freezing-drizzle": "凍りつく霧雨の可能性あり",
+    "freezing-drizzle": "凍りつく霧雨",
+    "possible-light-freezing-rain": "軽い氷雨の可能性あり",
+    "light-freezing-rain": "軽い氷雨",
+    "possible-freezing-rain": "凍雨の可能性あり",
+    "freezing-rain": "凍雨",
+    "possible-heavy-freezing-rain": "大凍雨の可能性あり",
+    "heavy-freezing-rain": "大凍雨",
+    "possible-hail": "雹の可能性あり",
+    "hail": "雹",
+    "light-wind": "弱い風",
+    "medium-wind": "強い風",
+    "heavy-wind": "猛烈な風",
+    "low-humidity": "乾燥",
+    "high-humidity": "多湿",
+    "fog": "霧",
+    "very-light-clouds": "ほぼ晴れ",
+    "light-clouds": "薄曇り",
+    "medium-clouds": "曇り",
+    "heavy-clouds": "曇り",
+    "today-morning": "今朝",
+    "later-today-morning": "今日の午前中",
+    "today-afternoon": "今日の昼過ぎ",
+    "later-today-afternoon": "今日の夕方",
+    "today-evening": "今日の夜の初め頃",
+    "later-today-evening": "今日の夜遅く",
+    "today-night": "今夜",
+    "later-today-night": "今夜遅く",
+    "tomorrow-morning": "明日の朝",
+    "tomorrow-afternoon": "明日の昼過ぎ",
+    "tomorrow-evening": "明日の夕方",
+    "tomorrow-night": "明日の夜",
+    "morning": "朝",
+    "afternoon": "昼過ぎ",
+    "evening": "夕方",
+    "night": "夜",
+    "today": "今日",
+    "tomorrow": "明日",
+    "sunday": "日曜日",
+    "monday": "月曜日",
+    "tuesday": "火曜日",
+    "wednesday": "水曜日",
+    "thursday": "木曜日",
+    "friday": "金曜日",
+    "saturday": "土曜日",
+    "next-sunday": "次の日曜日",
+    "next-monday": "次の月曜日",
+    "next-tuesday": "次の火曜日",
+    "next-wednesday": "次の水曜日",
+    "next-thursday": "次の木曜日",
+    "next-friday": "次の金曜日",
+    "next-saturday": "次の土曜日",
+    "minutes": "$1分",
+    "fahrenheit": "$1\u00b0F",
+    "celsius": "$1\u00b0C",
+    "inches": "$1インチ",
+    "centimeters": "$1センチメートル",
+    "less-than": "$1未満",
+    "and": and_function,
+    "through": through_function,
+    "with": "$1$2",
+    "range": "$1\u2013$2",
+    "parenthetical": "$1 ($2)",
+    "for-hour": "一時間$1。",
+    "starting-in": "$1が$2に始まる。",
+    "stopping-in": "$1が$2に終わる。",
+    "starting-then-stopping-later": "$1が$2に始まり、$3後終わる。",
+    "stopping-then-starting-later": "$1が$2に終わり、また$3後始まる。",
+    "for-day": "一日中$1。",
+    "starting": "$2から$1が始まる。",
+    "until": "$2まで$1。",
+    "until-starting-again": "$2まで$1、$3からまた始まる。",
+    "starting-continuing-until": "$1が$2から始まり$3まで続く。",
+    "during": "$2にかけて$1。",
+    "for-week": "一週間中$1。",
+    "over-weekend": "土、日曜日に$1。",
+    "temperatures-peaking": "$2は最高気温$1。",
+    "temperatures-rising": "気温は$1、$2に上がる",
+    "temperatures-valleying": "$2は最低気温$1。",
+    "temperatures-falling": "気温は$1、$2に下がる",
+    "title": "$1",
+    "sentence": sentence_function,
+    "next-hour-forecast-status": "next hour forecasts are $1 due to $2",
+    "unavailable": "unavailable",
+    "temporarily-unavailable": "temporarily unavailable",
+    "partially-unavailable": "partially unavailable",
+    "station-offline": "all nearby radar stations being offline",
+    "station-incomplete": "gaps in coverage from nearby radar stations",
+}
diff --git a/lib/lang/x-pig-latin.py b/lib/lang/x-pig-latin.py
new file mode 100644
index 0000000..4f28651
--- /dev/null
+++ b/lib/lang/x-pig-latin.py
@@ -0,0 +1,191 @@
+import re
+
+
+def join_with_shared_prefix(a, b, joiner):
+    m = a
+    i = 0
+
+    # HACK: This replicates the JS logic.
+    if m == "odaytay" or m == "omorrowtay":
+        m = "onway " + m
+
+    # Skip the prefix of b that is shared with a.
+    min_len = min(len(m), len(b))
+    while i < min_len and ord(m[i]) == ord(b[i]):
+        i += 1
+
+    # ...except whitespace! We need that whitespace!
+    # Move back until we hit a space or start of string
+    while i > 0 and (i > len(b) or (i <= len(b) and b[i - 1] != " ")):
+        i -= 1
+
+    return a + joiner + b[i:]
+
+
+def strip_prefix(period):
+    if period.startswith("overnightway"):
+        return "ightnay" + period[12:]
+    elif period.startswith("inway ethay "):
+        return period[12:]
+    return period
+
+
+def and_function(stack, a, b):
+    return join_with_shared_prefix(a, b, ", andway " if "," in a else " andway ")
+
+
+def through_function(stack, a, b):
+    return join_with_shared_prefix(a, b, " oughthray ")
+
+
+def until_function(stack, condition, period):
+    return condition + " untilway " + strip_prefix(period)
+
+
+def until_starting_again_function(stack, condition, a, b):
+    return condition + " untilway " + strip_prefix(a) + ", artingstay againway " + b
+
+
+def starting_continuing_until_function(stack, condition, a, b):
+    return condition + " artingstay " + a + ", ontinuingcay untilway " + strip_prefix(b)
+
+
+def title_function(stack, s):
+    # Apply custom_capitalize to every word
+    return re.sub(r"\b(?:a(?!ndway\b)|[^\Wa])", lambda match: match.group(0).upper(), s)
+
+
+def sentence_function(stack, s):
+    s = s[0].upper() + s[1:]
+    if not s.endswith("."):
+        s += "."
+    return s
+
+
+template = {
+    "clear": "earclay",
+    "no-precipitation": "onay ecipitationpray",
+    "mixed-precipitation": "ixedmay ecipitationpray",
+    "possible-very-light-precipitation": "ossiblepay ightlay ecipitationpray",
+    "very-light-precipitation": "ightlay ecipitationpray",
+    "possible-light-precipitation": "ossiblepay ightlay ecipitationpray",
+    "light-precipitation": "ightlay ecipitationpray",
+    "medium-precipitation": "ecipitationpray",
+    "heavy-precipitation": "eavyhay ecipitationpray",
+    "possible-very-light-rain": "ossiblepay izzledray",
+    "very-light-rain": "izzledray",
+    "possible-light-rain": "ossiblepay ightlay ainray",
+    "light-rain": "ightlay ainray",
+    "medium-rain": "ainray",
+    "heavy-rain": "eavyhay ainray",
+    "possible-very-light-sleet": "ossiblepay ightlay eetslay",
+    "very-light-sleet": "ightlay eetslay",
+    "possible-light-sleet": "ossiblepay ightlay eetslay",
+    "light-sleet": "ightlay eetslay",
+    "medium-sleet": "eetslay",
+    "heavy-sleet": "eavyhay eetslay",
+    "possible-very-light-snow": "ossiblepay urriesflay",
+    "very-light-snow": "urriesflay",
+    "possible-light-snow": "ossiblepay ightlay owsnay",
+    "light-snow": "ightlay owsnay",
+    "medium-snow": "owsnay",
+    "heavy-snow": "eavyhay owsnay",
+    "possible-thunderstorm": "ossiblepay understormsthay",
+    "thunderstorm": "understormsthay",
+    "possible-medium-precipitation": "ossiblepay ecipitationpray",
+    "possible-heavy-precipitation": "ossiblepay eavyhay ecipitationpray",
+    "possible-medium-rain": "ossiblepay ainray",
+    "possible-heavy-rain": "ossiblepay eavyhay ainray",
+    "possible-medium-sleet": "ossiblepay eetslay",
+    "possible-heavy-sleet": "ossiblepay eavyhay eetslay",
+    "possible-medium-snow": "ossiblepay owsnay",
+    "possible-heavy-snow": "ossiblepay eavyhay owsnay",
+    "possible-freezing-drizzle": "ossiblepay eezingfray izzledray",
+    "freezing-drizzle": "eezingfray izzledray",
+    "possible-light-freezing-rain": "ossiblepay ightlay eezingfray ainray",
+    "light-freezing-rain": "ightlay eezingfray ainray",
+    "possible-freezing-rain": "ossiblepay eezingfray ainray",
+    "freezing-rain": "eezingfray ainray",
+    "possible-heavy-freezing-rain": "ossiblepay eavyhay eezingfray ainray",
+    "heavy-freezing-rain": "eavyhay eezingfray ainray",
+    "possible-hail": "ossiblepay ailhay",
+    "hail": "ailhay",
+    "light-wind": "eezybray",
+    "medium-wind": "indyway",
+    "heavy-wind": "angerouslyday indyway",
+    "low-humidity": "ydray",
+    "high-humidity": "umidhay",
+    "fog": "oggyfay",
+    "very-light-clouds": "ostlymay earclay",
+    "light-clouds": "artlypay oudyclay",
+    "medium-clouds": "ostlymay oudyclay",
+    "heavy-clouds": "overcastway",
+    "today-morning": "isthay orningmay",
+    "later-today-morning": "aterlay isthay orningmay",
+    "today-afternoon": "isthay afternoonway",
+    "later-today-afternoon": "aterlay isthay afternoonway",
+    "today-evening": "isthay eveningway",
+    "later-today-evening": "aterlay isthay eveningway",
+    "today-night": "onighttay",
+    "later-today-night": "aterlay onighttay",
+    "tomorrow-morning": "omorrowtay orningmay",
+    "tomorrow-afternoon": "omorrowtay afternoonway",
+    "tomorrow-evening": "omorrowtay eveningway",
+    "tomorrow-night": "omorrowtay ightnay",
+    "morning": "inway ethay orningmay",
+    "afternoon": "inway ethay afternoonway",
+    "evening": "inway ethay eveningway",
+    "night": "overnightway",
+    "today": "odaytay",
+    "tomorrow": "omorrowtay",
+    "sunday": "onway undaysay",
+    "monday": "onway ondaymay",
+    "tuesday": "onway uesdaytay",
+    "wednesday": "onway ednesdayway",
+    "thursday": "onway ursdaythay",
+    "friday": "onway idayfray",
+    "saturday": "onway aturdaysay",
+    "next-sunday": "extnay undaysay",
+    "next-monday": "extnay ondaymay",
+    "next-tuesday": "extnay uesdaytay",
+    "next-wednesday": "extnay ednesdayway",
+    "next-thursday": "extnay ursdaythay",
+    "next-friday": "extnay idayfray",
+    "next-saturday": "extnay aturdaysay",
+    "minutes": "$1 min.",
+    "fahrenheit": "$1\u00b0F",
+    "celsius": "$1\u00b0C",
+    "inches": "$1 in.",
+    "centimeters": "$1 cm.",
+    "less-than": "underway $1",
+    "and": and_function,
+    "through": through_function,
+    "with": "$1, ithway $2",
+    "range": "$1\u2013$2",
+    "parenthetical": "$1 ($2)",
+    "for-hour": "$1 orfay ethay hourway",
+    "starting-in": "$1 artingstay inway $2",
+    "stopping-in": "$1 oppingstay inway $2",
+    "starting-then-stopping-later": "$1 artingstay inway $2, oppingstay $3 aterlay",
+    "stopping-then-starting-later": "$1 oppingstay inway $2, artingstay againway $3 aterlay",
+    "for-day": "$1 oughoutthray ethay ayday",
+    "starting": "$1 artingstay $2",
+    "until": until_function,
+    "until-starting-again": until_starting_again_function,
+    "starting-continuing-until": starting_continuing_until_function,
+    "during": "$1 $2",
+    "for-week": "$1 oughoutthray ethay eekway",
+    "over-weekend": "$1 overway ethay eekendway",
+    "temperatures-peaking": "emperaturestay eakingpay atway $1 $2",
+    "temperatures-rising": "emperaturestay isingray otay $1 $2",
+    "temperatures-valleying": "emperaturestay ottomingbay outway atway $1 $2",
+    "temperatures-falling": "emperaturestay allingfay otay $1 $2",
+    "title": title_function,
+    "sentence": sentence_function,
+    "next-hour-forecast-status": "extnay hourway orecastsfay areway $1 ueday otay $2.",
+    "unavailable": "unavailableway",
+    "temporarily-unavailable": "emporarilytay unavailableway",
+    "partially-unavailable": "artiallypay unavailableway",
+    "station-offline": "allway earbynay adarray tationssay eingbay offlineway",
+    "station-incomplete": "apsgay inway overagecay romfay earbynay adarray ationsstay",
+}
diff --git a/test.py b/test.py
index a235d72..3e7b6c8 100644
--- a/test.py
+++ b/test.py
@@ -144,7 +144,9 @@ def test_languages(subtests):
                 py_module_path = os.path.join(lang_dir, lang_name + ".py")
 
                 # Dynamically load the Python module
-                l_spec = importlib.util.spec_from_file_location(lang_name, py_module_path)
+                l_spec = importlib.util.spec_from_file_location(
+                    lang_name, py_module_path
+                )
                 l_mod = importlib.util.module_from_spec(l_spec)
                 l_spec.loader.exec_module(l_mod)
 
@@ -153,5 +155,10 @@ def test_languages(subtests):
                 # There's no direct equivalent to Object.freeze() in Python,
                 # but we trust that we won't modify 'template'.
                 for source, expected in template.items():
-                    with subtests.test(msg="custom message", l_template=l_template, expected=expected, source=source):
+                    with subtests.test(
+                        msg="custom message",
+                        l_template=l_template,
+                        expected=expected,
+                        source=source,
+                    ):
                         assert Translation(l_template).translate(expected) == source
diff --git a/test_cases/ar.py b/test_cases/ar.py
new file mode 100644
index 0000000..5fa64e9
--- /dev/null
+++ b/test_cases/ar.py
@@ -0,0 +1,219 @@
+# This would be one of your translations, as a Python dictionary
+cases = {
+    "صافِ": ["title", "clear"],
+    "إحتمالية هطول أمطار خفيفة": ["title", "possible-very-light-precipitation"],
+    "أمطار خفيفة": ["title", "very-light-precipitation"],
+    "إحتمالية هطول أمطار خفيفة": ["title", "possible-light-precipitation"],
+    "أمطار خفيفة": ["title", "light-precipitation"],
+    "أمطار متوسطة": ["title", "medium-precipitation"],
+    "أمطار غزيرة": ["title", "heavy-precipitation"],
+    "إحتمالية هطول أمطار خفيفة": ["title", "possible-very-light-rain"],
+    "أمطار خفيفة": ["title", "very-light-rain"],
+    "إحتمالية أمطار خفيفة": ["title", "possible-light-rain"],
+    "أمطار خفيفة": ["title", "light-rain"],
+    "أمطار متوسطة": ["title", "medium-rain"],
+    "أمطار غزيرة": ["title", "heavy-rain"],
+    "إحتمالية موجة صقيع خفيفة": ["title", "possible-very-light-sleet"],
+    "موجة صقيع خفيفة": ["title", "very-light-sleet"],
+    "إحتمالية موجة صقيع خفيفة": ["title", "possible-light-sleet"],
+    "موجة صقيع خفيفة": ["title", "light-sleet"],
+    "صقيع": ["title", "medium-sleet"],
+    "موجة صقيع شديدة": ["title", "heavy-sleet"],
+    "احتمالية تساقط ثلوج خفيفة": ["title", "possible-very-light-snow"],
+    "ثلوج خفيفة": ["title", "very-light-snow"],
+    "احتمالية تساقط ثلوج خفيفة": ["title", "possible-light-snow"],
+    "ثلوج خفيفة": ["title", "light-snow"],
+    "ثلوج": ["title", "medium-snow"],
+    "ثلوج كثيفة": ["title", "heavy-snow"],
+    "رياح متوسطة": ["title", "medium-wind"],
+    "عواصف": ["title", "heavy-wind"],
+    "اجواء غائمة": ["title", "fog"],
+    "واضح في الغالب": ["title", "very-light-clouds"],
+    "غائم جزئياً": ["title", "light-clouds"],
+    "اجواء غائمة": ["title", "medium-clouds"],
+    "اجواء غائمة": ["title", "heavy-clouds"],
+    "اجواء جافة و رياح خفيفة": ["title", ["and", "low-humidity", "light-wind"]],
+    "أمطار خفيفة و عواصف": ["title", ["and", "very-light-rain", "heavy-wind"]],
+    "اجواء رطبة و غائم جزئياً": ["title", ["and", "high-humidity", "light-clouds"]],
+    "صافِ لهذه الساعة": ["sentence", ["for-hour", "clear"]],
+    "رياح خفيفة تبدأ خلال 35 دقيقة": [
+        "sentence",
+        ["starting-in", "very-light-snow", ["minutes", 35]],
+    ],
+    "أمطار خفيفة تتوقف خلال 15 دقيقة": [
+        "sentence",
+        ["stopping-in", "light-rain", ["minutes", 15]],
+    ],
+    "موجة صقيع شديدة تبدأ خلال 20 دقيقة وتتوقف لاحقاً خلال 30 دقيقة": [
+        "sentence",
+        [
+            "starting-then-stopping-later",
+            "heavy-sleet",
+            ["minutes", 20],
+            ["minutes", 30],
+        ],
+    ],
+    "أمطار متوسطة تتوقف خلال 25 دقيقة وتبدأ لاحقاً خلال 8 دقيقة": [
+        "sentence",
+        [
+            "stopping-then-starting-later",
+            "medium-rain",
+            ["minutes", 25],
+            ["minutes", 8],
+        ],
+    ],
+    "اجواء غائمة خلال اليوم": ["sentence", ["for-day", "medium-clouds"]],
+    "موجة صقيع خفيفة تبدأ في الصباح": [
+        "sentence",
+        ["starting", "very-light-sleet", "morning"],
+    ],
+    "رياح متوسطة حتى الليلة": ["sentence", ["until", "medium-wind", "today-night"]],
+    "أمطار غزيرة حتى بعد الظهيرة": [
+        "sentence",
+        ["until", "heavy-precipitation", "afternoon"],
+    ],
+    "رياح خفيفة بعد الظهيرة": ["sentence", ["during", "light-wind", "afternoon"]],
+    "ثلوج لاحقاً هذا المساء و الغد صباحاً": [
+        "sentence",
+        ["during", "medium-snow", ["and", "later-today-evening", "tomorrow-morning"]],
+    ],
+    "أمطار غزيرة حتى لاحقاً هذا الصباح وتبدأ مجدداً في هذا المساء": [
+        "sentence",
+        ["until-starting-again", "heavy-rain", "later-today-morning", "today-evening"],
+    ],
+    "اجواء غائمة تبدأ في المساء وتستمر حتى الليل": [
+        "sentence",
+        ["starting-continuing-until", "heavy-clouds", "evening", "night"],
+    ],
+    "موجة صقيع خفيفة لاحقاً بعد الظهر و اجواء غائمة الغد صباحاً": [
+        "sentence",
+        [
+            "and",
+            ["during", "light-sleet", "later-today-afternoon"],
+            ["during", "fog", "tomorrow-morning"],
+        ],
+    ],
+    "عواصف تبدأ في هذا الصباح وتستمر حتى بعد الظهر و صقيع الغد صباحاً": [
+        "sentence",
+        [
+            "and",
+            [
+                "starting-continuing-until",
+                "heavy-wind",
+                "today-morning",
+                "today-afternoon",
+            ],
+            ["during", "medium-sleet", "tomorrow-morning"],
+        ],
+    ],
+    "اجواء غائمة تبدأ لاحقاً الليلة و ثلوج كثيفة غداً بعد الظهر": [
+        "sentence",
+        [
+            "and",
+            ["starting", "heavy-clouds", "later-today-night"],
+            ["during", "heavy-snow", "tomorrow-afternoon"],
+        ],
+    ],
+    "اجواء جافة الليلة و أمطار خفيفة تبدأ في الغد مساءً وتستمر حتى الغد ليلاً": [
+        "sentence",
+        [
+            "and",
+            ["during", "low-humidity", "today-night"],
+            [
+                "starting-continuing-until",
+                "light-precipitation",
+                "tomorrow-evening",
+                "tomorrow-night",
+            ],
+        ],
+    ],
+    "ثلوج (5 انش) خلال الليل": [
+        "sentence",
+        ["during", ["parenthetical", "medium-snow", ["inches", 5]], "night"],
+    ],
+    "ثلوج خفيفة (2 سم) لاحقاً هذا الصباح": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "light-snow", ["centimeters", 2]],
+            "later-today-morning",
+        ],
+    ],
+    "ثلوج كثيفة (8\u201312 انش) خلال اليوم": [
+        "sentence",
+        ["for-day", ["parenthetical", "heavy-snow", ["inches", ["range", 8, 12]]]],
+    ],
+    "ثلوج (أقل من 1 سم) بعد الظهيرة": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "medium-snow", ["less-than", ["centimeters", 1]]],
+            "afternoon",
+        ],
+    ],
+    "لا أمطار خلال الأسبوع مع درجات حرارة تبلغ ذروتها عند 85\u00b0F غداً": [
+        "sentence",
+        [
+            "with",
+            ["for-week", "no-precipitation"],
+            ["temperatures-peaking", ["fahrenheit", 85], "tomorrow"],
+        ],
+    ],
+    "هطول أمطار وثلوج خلال نهاية الأسبوع مع درجات حرارة ترتفع حتى 32\u00b0C يوم الخميس": [
+        "sentence",
+        [
+            "with",
+            ["over-weekend", "mixed-precipitation"],
+            ["temperatures-rising", ["celsius", 32], "thursday"],
+        ],
+    ],
+    "أمطار خفيفة يوم الإثنين مع انخفاض درجات الحرارة لأدنى مستوى لها عند 15\u00b0F يوم الجمعة": [
+        "sentence",
+        [
+            "with",
+            ["during", "very-light-rain", "monday"],
+            ["temperatures-valleying", ["fahrenheit", 15], "friday"],
+        ],
+    ],
+    "ثلوج خفيفة يوم الثلاثاء و الأربعاء القادم مع درجات حرارة تنخفض حتى 0\u00b0C يوم الأحد": [
+        "sentence",
+        [
+            "with",
+            ["during", "light-snow", ["and", "tuesday", "next-wednesday"]],
+            ["temperatures-falling", ["celsius", 0], "sunday"],
+        ],
+    ],
+    "ثلوج خفيفة يومي الثلاثاء و الأربعاء مع درجات حرارة تنخفض حتى 0\u00b0C يوم الأحد": [
+        "sentence",
+        [
+            "with",
+            ["during", "light-snow", ["and", "tuesday", "wednesday"]],
+            ["temperatures-falling", ["celsius", 0], "sunday"],
+        ],
+    ],
+    "أمطار متوسطة اليوم حتى يوم السبت مع درجات حرارة تبلغ ذروتها عند 100\u00b0F يوم الإثنين": [
+        "sentence",
+        [
+            "with",
+            ["during", "medium-precipitation", ["through", "today", "saturday"]],
+            ["temperatures-peaking", ["fahrenheit", 100], "monday"],
+        ],
+    ],
+    "عواصف محتملة": ["title", "possible-thunderstorm"],
+    "أمطار غزيرة و عواصف": ["title", ["and", "heavy-rain", "thunderstorm"]],
+    "هطول أمطار وثلوج (1\u20133 انش من الثلج) خلال اليوم": [
+        "sentence",
+        [
+            "for-day",
+            ["parenthetical", "mixed-precipitation", ["inches", ["range", 1, 3]]],
+        ],
+    ],
+    "ثلوج كثيفة (1\u20133 انش)": [
+        "title",
+        ["parenthetical", "heavy-snow", ["inches", ["range", 1, 3]]],
+    ],
+    "ثلوج كثيفة (3\u20135 سم)": [
+        "title",
+        ["parenthetical", "heavy-snow", ["centimeters", ["range", 3, 5]]],
+    ],
+}
diff --git a/test_cases/az.py b/test_cases/az.py
new file mode 100644
index 0000000..7596f81
--- /dev/null
+++ b/test_cases/az.py
@@ -0,0 +1,215 @@
+# This would be one of your translations, as a Python dictionary
+cases = {
+    "Buludsuz": ["title", "clear"],
+    "Yüngül Yağış Ehtimalı": ["title", "possible-very-light-precipitation"],
+    "Yüngül Yağış": ["title", "very-light-precipitation"],
+    "Yüngül Yağış Ehtimalı": ["title", "possible-light-precipitation"],
+    "Yüngül Yağış": ["title", "light-precipitation"],
+    "Yağış": ["title", "medium-precipitation"],
+    "Güclü Yağış": ["title", "heavy-precipitation"],
+    "Çiskin Yağış Ehtimalı": ["title", "possible-very-light-rain"],
+    "Çiskin": ["title", "very-light-rain"],
+    "Yüngül Yağış Ehtimalı": ["title", "possible-light-rain"],
+    "Yüngül Yağış": ["title", "light-rain"],
+    "Yağış": ["title", "medium-rain"],
+    "Güclü Yağış": ["title", "heavy-rain"],
+    "Yüngül Sulu Qar Ehtimalı": ["title", "possible-very-light-sleet"],
+    "Yüngül Sulu Qar": ["title", "very-light-sleet"],
+    "Yüngül Sulu Qar Ehtimalı": ["title", "possible-light-sleet"],
+    "Yüngül Sulu Qar": ["title", "light-sleet"],
+    "Sulu Qar": ["title", "medium-sleet"],
+    "Güclü Sulu Qar": ["title", "heavy-sleet"],
+    "Sulu Qar Ehtimalı": ["title", "possible-very-light-snow"],
+    "Sulu Qar": ["title", "very-light-snow"],
+    "Yüngül Qar Ehtimalı": ["title", "possible-light-snow"],
+    "Yüngül Qar": ["title", "light-snow"],
+    "Qar": ["title", "medium-snow"],
+    "Güclü Qar": ["title", "heavy-snow"],
+    "Külək": ["title", "medium-wind"],
+    "Güclü Külək": ["title", "heavy-wind"],
+    "Dumanlı": ["title", "fog"],
+    "Əsasən Buludsuz": ["title", "very-light-clouds"],
+    "Qismən Buludlu": ["title", "light-clouds"],
+    "Əsasən Buludlu": ["title", "medium-clouds"],
+    "Tutqun Hava": ["title", "heavy-clouds"],
+    "Rütubətsiz və Sərin": ["title", ["and", "low-humidity", "light-wind"]],
+    "Çiskin və Güclü Külək": ["title", ["and", "very-light-rain", "heavy-wind"]],
+    "Rütubətli və Qismən Buludlu": ["title", ["and", "high-humidity", "light-clouds"]],
+    "1 saat boyunca buludsuz olacaq.": ["sentence", ["for-hour", "clear"]],
+    "35 dəq. sonra sulu qar başlayacaq.": [
+        "sentence",
+        ["starting-in", "very-light-snow", ["minutes", 35]],
+    ],
+    "Yüngül yağış 15 dəq. sonra dayanacaq.": [
+        "sentence",
+        ["stopping-in", "light-rain", ["minutes", 15]],
+    ],
+    "Güclü sulu qar 20 dəq. sonra başlayacaq, 30 dəq. davam edib dayanacaq.": [
+        "sentence",
+        [
+            "starting-then-stopping-later",
+            "heavy-sleet",
+            ["minutes", 20],
+            ["minutes", 30],
+        ],
+    ],
+    "Yağış 25 dəq. sonra dayanacaq, 8 dəq. sonra yenidən başlayacaq.": [
+        "sentence",
+        [
+            "stopping-then-starting-later",
+            "medium-rain",
+            ["minutes", 25],
+            ["minutes", 8],
+        ],
+    ],
+    "Gün boyu əsasən buludlu olacaq.": ["sentence", ["for-day", "medium-clouds"]],
+    "Səhər yüngül sulu qar başlayacaq.": [
+        "sentence",
+        ["starting", "very-light-sleet", "morning"],
+    ],
+    "Külək bu gün gecə dayanacaq.": [
+        "sentence",
+        ["until", "medium-wind", "today-night"],
+    ],
+    "Güclü yağış günortadan sonra dayanacaq.": [
+        "sentence",
+        ["until", "heavy-precipitation", "afternoon"],
+    ],
+    "Günortadan sonra sərin olacaq.": [
+        "sentence",
+        ["during", "light-wind", "afternoon"],
+    ],
+    "Bu gün axşam və sabah səhər qar olacaq.": [
+        "sentence",
+        ["during", "medium-snow", ["and", "later-today-evening", "tomorrow-morning"]],
+    ],
+    "Güclü yağış bu gün səhərdən sonra dayanıb, bu gün axşam yenidən başlayacaq.": [
+        "sentence",
+        ["until-starting-again", "heavy-rain", "later-today-morning", "today-evening"],
+    ],
+    "Axşam tutqun hava başlayıb, gecə dayanacaq.": [
+        "sentence",
+        ["starting-continuing-until", "heavy-clouds", "evening", "night"],
+    ],
+    "Bu gün günortadan sonra yüngül sulu qar olacaq və sabah səhər dumanlı olacaq.": [
+        "sentence",
+        [
+            "and",
+            ["during", "light-sleet", "later-today-afternoon"],
+            ["during", "fog", "tomorrow-morning"],
+        ],
+    ],
+    "Bu gün səhər güclü külək başlayıb, bu gün günortadan sonra dayanacaq və sabah səhər sulu qar olacaq.": [
+        "sentence",
+        [
+            "and",
+            [
+                "starting-continuing-until",
+                "heavy-wind",
+                "today-morning",
+                "today-afternoon",
+            ],
+            ["during", "medium-sleet", "tomorrow-morning"],
+        ],
+    ],
+    "Bu gün gecə tutqun hava başlayacaq və sabah günortadan sonra güclü qar olacaq.": [
+        "sentence",
+        [
+            "and",
+            ["starting", "heavy-clouds", "later-today-night"],
+            ["during", "heavy-snow", "tomorrow-afternoon"],
+        ],
+    ],
+    "Bu gün gecə rütubətsiz olacaq və sabah axşam yüngül yağış başlayıb, sabah gecə dayanacaq.": [
+        "sentence",
+        [
+            "and",
+            ["during", "low-humidity", "today-night"],
+            [
+                "starting-continuing-until",
+                "light-precipitation",
+                "tomorrow-evening",
+                "tomorrow-night",
+            ],
+        ],
+    ],
+    "Gecə qar (5 düym) olacaq.": [
+        "sentence",
+        ["during", ["parenthetical", "medium-snow", ["inches", 5]], "night"],
+    ],
+    "Bu gün səhərdən sonra yüngül qar (2 sm.) olacaq.": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "light-snow", ["centimeters", 2]],
+            "later-today-morning",
+        ],
+    ],
+    "Gün boyu güclü qar (8–12 düym) olacaq.": [
+        "sentence",
+        ["for-day", ["parenthetical", "heavy-snow", ["inches", ["range", 8, 12]]]],
+    ],
+    "Günortadan sonra qar (1 sm.-dən aşağı) olacaq.": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "medium-snow", ["less-than", ["centimeters", 1]]],
+            "afternoon",
+        ],
+    ],
+    "Həftə boyunca yağmursuz olacaq, sabah hava kəskin istiləşəcək və temperatur 85°F-yə qalxacaq.": [
+        "sentence",
+        [
+            "with",
+            ["for-week", "no-precipitation"],
+            ["temperatures-peaking", ["fahrenheit", 85], "tomorrow"],
+        ],
+    ],
+    "Həftə sonu qarışıq yağış olacaq, cümə axşamı temperatur 32°C-yə qalxacaq.": [
+        "sentence",
+        [
+            "with",
+            ["over-weekend", "mixed-precipitation"],
+            ["temperatures-rising", ["celsius", 32], "thursday"],
+        ],
+    ],
+    "Bazar ertəsi çiskin olacaq, cümə günü hava kəskin soyuyacaq və temperatur 15°F-yə düşəcək.": [
+        "sentence",
+        [
+            "with",
+            ["during", "very-light-rain", "monday"],
+            ["temperatures-valleying", ["fahrenheit", 15], "friday"],
+        ],
+    ],
+    "Çərşənbə axşamı və çərşənbə günü yüngül qar olacaq, bazar günü temperatur 0°C-yə düşəcək.": [
+        "sentence",
+        [
+            "with",
+            ["during", "light-snow", ["and", "tuesday", "wednesday"]],
+            ["temperatures-falling", ["celsius", 0], "sunday"],
+        ],
+    ],
+    "Bu gün ilə şənbə günü arası yağış olacaq, bazar ertəsi hava kəskin istiləşəcək və temperatur 100°F-yə qalxacaq.": [
+        "sentence",
+        [
+            "with",
+            ["during", "medium-precipitation", ["through", "today", "saturday"]],
+            ["temperatures-peaking", ["fahrenheit", 100], "monday"],
+        ],
+    ],
+    "Gün boyu qarışıq yağış (1–3 düym qar) olacaq.": [
+        "sentence",
+        [
+            "for-day",
+            ["parenthetical", "mixed-precipitation", ["inches", ["range", 1, 3]]],
+        ],
+    ],
+    "Güclü Qar (1–3 düym)": [
+        "title",
+        ["parenthetical", "heavy-snow", ["inches", ["range", 1, 3]]],
+    ],
+    "Güclü Qar (3–5 sm.)": [
+        "title",
+        ["parenthetical", "heavy-snow", ["centimeters", ["range", 3, 5]]],
+    ],
+}
diff --git a/test_cases/be.py b/test_cases/be.py
new file mode 100644
index 0000000..deba90c
--- /dev/null
+++ b/test_cases/be.py
@@ -0,0 +1,201 @@
+# This would be one of your translations, as a Python dictionary
+cases = {
+    "Ясна": ["title", "clear"],
+    "Магчымы Нязначныя Ападкі": ["title", "possible-very-light-precipitation"],
+    "Нязначныя Ападкі": ["title", "very-light-precipitation"],
+    "Магчымы Невялікія Ападкі": ["title", "possible-light-precipitation"],
+    "Невялікія Ападкі": ["title", "light-precipitation"],
+    "Ападкі": ["title", "medium-precipitation"],
+    "Моцныя Ападкі": ["title", "heavy-precipitation"],
+    "Магчымы Нязначны Дождж": ["title", "possible-very-light-rain"],
+    "Нязначны Дождж": ["title", "very-light-rain"],
+    "Магчымы Невялікі Дождж": ["title", "possible-light-rain"],
+    "Невялікі Дождж": ["title", "light-rain"],
+    "Дождж": ["title", "medium-rain"],
+    "Моцны Дождж": ["title", "heavy-rain"],
+    "Магчымы Нязначны Град": ["title", "possible-very-light-sleet"],
+    "Нязначны Град": ["title", "very-light-sleet"],
+    "Магчымы Невялікі Град": ["title", "possible-light-sleet"],
+    "Невялікі Град": ["title", "light-sleet"],
+    "Град": ["title", "medium-sleet"],
+    "Моцны Град": ["title", "heavy-sleet"],
+    "Магчымы Нязначны Снег": ["title", "possible-very-light-snow"],
+    "Нязначны Снег": ["title", "very-light-snow"],
+    "Магчымы Невялікі Снег": ["title", "possible-light-snow"],
+    "Невялікі Снег": ["title", "light-snow"],
+    "Снег": ["title", "medium-snow"],
+    "Снегапад": ["title", "heavy-snow"],
+    "Слабы Вецер": ["title", "light-wind"],
+    "Вецер": ["title", "medium-wind"],
+    "Моцны Вецер": ["title", "heavy-wind"],
+    "Суха": ["title", "low-humidity"],
+    "Вільготна": ["title", "high-humidity"],
+    "Туман": ["title", "fog"],
+    "Моцная Ясна": ["title", "very-light-clouds"],
+    "Невялікая Воблачнасць": ["title", "light-clouds"],
+    "Воблачна": ["title", "medium-clouds"],
+    "Моцная Воблачнасць": ["title", "heavy-clouds"],
+    "Суха і Слабы Вецер": ["title", ["and", "low-humidity", "light-wind"]],
+    "Нязначны Дождж і Моцны Вецер": ["title", ["and", "very-light-rain", "heavy-wind"]],
+    "Вільготна і Невялікая Воблачнасць": [
+        "title",
+        ["and", "high-humidity", "light-clouds"],
+    ],
+    "Ясна на працягу наступнай гадзіны.": ["sentence", ["for-hour", "clear"]],
+    "Нязначны снег пачынаецца на працягу 35 хв.": [
+        "sentence",
+        ["starting-in", "very-light-snow", ["minutes", 35]],
+    ],
+    "Невялікі дождж заканчваецца на працягу 15 хв.": [
+        "sentence",
+        ["stopping-in", "light-rain", ["minutes", 15]],
+    ],
+    "Моцны град пачынаецца на працягу 20 хв, і заканчваецца праз 30 хв.": [
+        "sentence",
+        [
+            "starting-then-stopping-later",
+            "heavy-sleet",
+            ["minutes", 20],
+            ["minutes", 30],
+        ],
+    ],
+    "Дождж заканчваецца на працягу 25 хв, і пачынаецца зноў праз 8 хв.": [
+        "sentence",
+        [
+            "stopping-then-starting-later",
+            "medium-rain",
+            ["minutes", 25],
+            ["minutes", 8],
+        ],
+    ],
+    "Воблачна на працягу ўсяго дня.": ["sentence", ["for-day", "medium-clouds"]],
+    "Нязначны град пачынаецца раніцай.": [
+        "sentence",
+        ["starting", "very-light-sleet", "morning"],
+    ],
+    "Вецер да сённяшняй ночы.": ["sentence", ["until", "medium-wind", "today-night"]],
+    "Моцныя ападкі да сярэдзіны дня.": [
+        "sentence",
+        ["until", "heavy-precipitation", "afternoon"],
+    ],
+    "Слабы вецер днём.": ["sentence", ["during", "light-wind", "afternoon"]],
+    "Снег сёння познім вечарам і заўтра раніцай.": [
+        "sentence",
+        ["during", "medium-snow", ["and", "later-today-evening", "tomorrow-morning"]],
+    ],
+    "Моцны дождж да сённяшняй позняй раніцы, пачынаючыся зноў сёння ўвечары.": [
+        "sentence",
+        ["until-starting-again", "heavy-rain", "later-today-morning", "today-evening"],
+    ],
+    "Моцная воблачнасць, пачынаючыся з вечара, і да ночы.": [
+        "sentence",
+        ["starting-continuing-until", "heavy-clouds", "evening", "night"],
+    ],
+    "Невялікі град сёння познім днём і туман заўтра раніцай.": [
+        "sentence",
+        [
+            "and",
+            ["during", "light-sleet", "later-today-afternoon"],
+            ["during", "fog", "tomorrow-morning"],
+        ],
+    ],
+    "Моцны вецер, пачынаючыся з раніцы, і да сярэдзіны дня, і град заўтра раніцай.": [
+        "sentence",
+        [
+            "and",
+            ["starting-continuing-until", "heavy-wind", "morning", "afternoon"],
+            ["during", "medium-sleet", "tomorrow-morning"],
+        ],
+    ],
+    "Моцная воблачнасць пачынаецца сёння позняй ноччу і снегапад заўтра днём.": [
+        "sentence",
+        [
+            "and",
+            ["starting", "heavy-clouds", "later-today-night"],
+            ["during", "heavy-snow", "tomorrow-afternoon"],
+        ],
+    ],
+    "Суха сёння ноччу і невялікія ападкі, пачынаючыся з заўтрашняга вечара, і да заўтрашняй ночы.": [
+        "sentence",
+        [
+            "and",
+            ["during", "low-humidity", "today-night"],
+            [
+                "starting-continuing-until",
+                "light-precipitation",
+                "tomorrow-evening",
+                "tomorrow-night",
+            ],
+        ],
+    ],
+    "Снег (5 см.) ноччу.": [
+        "sentence",
+        ["during", ["parenthetical", "medium-snow", ["centimeters", 5]], "night"],
+    ],
+    "Невялікі снег (2 см.) сёння позняй раніцай.": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "light-snow", ["centimeters", 2]],
+            "later-today-morning",
+        ],
+    ],
+    "Снег (менш за 1 см.) днём.": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "medium-snow", ["less-than", ["centimeters", 1]]],
+            "afternoon",
+        ],
+    ],
+    "Без ападкаў на працягу ўсяго тыдня, з тэмпературай, што ўздымаецца да максімуму 35\u00b0C заўтра.": [
+        "sentence",
+        [
+            "with",
+            ["for-week", "no-precipitation"],
+            ["temperatures-peaking", ["celsius", 35], "tomorrow"],
+        ],
+    ],
+    "Змешаныя ападкі на працягу ўсіх выходных, з тэмпературай, што ўздымаецца да 32\u00b0C у чацвер.": [
+        "sentence",
+        [
+            "with",
+            ["over-weekend", "mixed-precipitation"],
+            ["temperatures-rising", ["celsius", 32], "thursday"],
+        ],
+    ],
+    "Нязначны дождж у панядзелак, з тэмпературай, якая апускаецца да 15\u00b0C у пятніцу.": [
+        "sentence",
+        [
+            "with",
+            ["during", "very-light-rain", "monday"],
+            ["temperatures-valleying", ["celsius", 15], "friday"],
+        ],
+    ],
+    "Невялікі снег у аўторак і сераду, з тэмпературай, якая апускаецца да мінімуму 0°C у нядзелю.": [
+        "sentence",
+        [
+            "with",
+            ["during", "light-snow", ["and", "tuesday", "wednesday"]],
+            ["temperatures-falling", ["celsius", 0], "sunday"],
+        ],
+    ],
+    "Ападкі сёння і да суботы, з тэмпературай, што ўздымаецца да максімуму 37°C у панядзелак.": [
+        "sentence",
+        [
+            "with",
+            ["during", "medium-precipitation", ["through", "today", "saturday"]],
+            ["temperatures-peaking", ["celsius", 37], "monday"],
+        ],
+    ],
+    "Магчымы Навальніцы": ["title", "possible-thunderstorm"],
+    "Моцны Дождж і Навальніцы": ["title", ["and", "heavy-rain", "thunderstorm"]],
+    "Невялікі снег у аўторак і наступную сераду, з тэмпературай, якая апускаецца да мінімуму 0°C у нядзелю.": [
+        "sentence",
+        [
+            "with",
+            ["during", "light-snow", ["and", "tuesday", "next-wednesday"]],
+            ["temperatures-falling", ["celsius", 0], "sunday"],
+        ],
+    ],
+}
diff --git a/test_cases/ja.py b/test_cases/ja.py
new file mode 100644
index 0000000..f83af10
--- /dev/null
+++ b/test_cases/ja.py
@@ -0,0 +1,212 @@
+# This would be one of your translations, as a Python dictionary
+cases = {
+    "晴れ": ["title", "clear"],
+    "弱い降水の可能性あり": ["title", "possible-very-light-precipitation"],
+    "弱い降水": ["title", "very-light-precipitation"],
+    "弱い降水の可能性あり": ["title", "possible-light-precipitation"],
+    "弱い降水": ["title", "light-precipitation"],
+    "降水": ["title", "medium-precipitation"],
+    "強い降水": ["title", "heavy-precipitation"],
+    "霧雨の可能性あり": ["title", "possible-very-light-rain"],
+    "霧雨": ["title", "very-light-rain"],
+    "小雨の可能性あり": ["title", "possible-light-rain"],
+    "小雨": ["title", "light-rain"],
+    "雨": ["title", "medium-rain"],
+    "大雨": ["title", "heavy-rain"],
+    "弱いみぞれの可能性あり": ["title", "possible-very-light-sleet"],
+    "弱いみぞれ": ["title", "very-light-sleet"],
+    "弱いみぞれの可能性あり": ["title", "possible-light-sleet"],
+    "弱いみぞれ": ["title", "light-sleet"],
+    "みぞれ": ["title", "medium-sleet"],
+    "強いみぞれ": ["title", "heavy-sleet"],
+    "にわか雪の可能性あり": ["title", "possible-very-light-snow"],
+    "にわか雪": ["title", "very-light-snow"],
+    "小雪の可能性あり": ["title", "possible-light-snow"],
+    "小雪": ["title", "light-snow"],
+    "雪": ["title", "medium-snow"],
+    "大雪": ["title", "heavy-snow"],
+    "強い風": ["title", "medium-wind"],
+    "猛烈な風": ["title", "heavy-wind"],
+    "霧": ["title", "fog"],
+    "ほぼ晴れ": ["title", "very-light-clouds"],
+    "薄曇り": ["title", "light-clouds"],
+    "曇り": ["title", "medium-clouds"],
+    "曇り": ["title", "heavy-clouds"],
+    "乾燥及び弱い風": ["title", ["and", "low-humidity", "light-wind"]],
+    "霧雨及び猛烈な風": ["title", ["and", "very-light-rain", "heavy-wind"]],
+    "多湿及び薄曇り": ["title", ["and", "high-humidity", "light-clouds"]],
+    "一時間晴れ。": ["sentence", ["for-hour", "clear"]],
+    "にわか雪が35分に始まる。": [
+        "sentence",
+        ["starting-in", "very-light-snow", ["minutes", 35]],
+    ],
+    "小雨が15分に終わる。": [
+        "sentence",
+        ["stopping-in", "light-rain", ["minutes", 15]],
+    ],
+    "強いみぞれが20分に始まり、30分後終わる。": [
+        "sentence",
+        [
+            "starting-then-stopping-later",
+            "heavy-sleet",
+            ["minutes", 20],
+            ["minutes", 30],
+        ],
+    ],
+    "雨が25分に終わり、また8分後始まる。": [
+        "sentence",
+        [
+            "stopping-then-starting-later",
+            "medium-rain",
+            ["minutes", 25],
+            ["minutes", 8],
+        ],
+    ],
+    "一日中曇り。": ["sentence", ["for-day", "medium-clouds"]],
+    "朝から弱いみぞれが始まる。": [
+        "sentence",
+        ["starting", "very-light-sleet", "morning"],
+    ],
+    "今夜まで強い風。": ["sentence", ["until", "medium-wind", "today-night"]],
+    "昼過ぎまで強い降水。": ["sentence", ["until", "heavy-precipitation", "afternoon"]],
+    "昼過ぎにかけて弱い風。": ["sentence", ["during", "light-wind", "afternoon"]],
+    "今日の夜遅く及び明日の朝にかけて雪。": [
+        "sentence",
+        ["during", "medium-snow", ["and", "later-today-evening", "tomorrow-morning"]],
+    ],
+    "今日の午前中まで大雨、今日の夜の初め頃からまた始まる。": [
+        "sentence",
+        ["until-starting-again", "heavy-rain", "later-today-morning", "today-evening"],
+    ],
+    "曇りが夕方から始まり夜まで続く。": [
+        "sentence",
+        ["starting-continuing-until", "heavy-clouds", "evening", "night"],
+    ],
+    "今日の夕方にかけて弱いみぞれ。及び明日の朝にかけて霧。": [
+        "sentence",
+        [
+            "and",
+            ["during", "light-sleet", "later-today-afternoon"],
+            ["during", "fog", "tomorrow-morning"],
+        ],
+    ],
+    "猛烈な風が今朝から始まり今日の昼過ぎまで続く。及び明日の朝にかけてみぞれ。": [
+        "sentence",
+        [
+            "and",
+            [
+                "starting-continuing-until",
+                "heavy-wind",
+                "today-morning",
+                "today-afternoon",
+            ],
+            ["during", "medium-sleet", "tomorrow-morning"],
+        ],
+    ],
+    "今夜遅くから曇りが始まる。及び明日の昼過ぎにかけて大雪。": [
+        "sentence",
+        [
+            "and",
+            ["starting", "heavy-clouds", "later-today-night"],
+            ["during", "heavy-snow", "tomorrow-afternoon"],
+        ],
+    ],
+    "今夜にかけて乾燥。及び弱い降水が明日の夕方から始まり明日の夜まで続く。": [
+        "sentence",
+        [
+            "and",
+            ["during", "low-humidity", "today-night"],
+            [
+                "starting-continuing-until",
+                "light-precipitation",
+                "tomorrow-evening",
+                "tomorrow-night",
+            ],
+        ],
+    ],
+    "夜にかけて雪 (5インチ)。": [
+        "sentence",
+        ["during", ["parenthetical", "medium-snow", ["inches", 5]], "night"],
+    ],
+    "今日の午前中にかけて小雪 (2センチメートル)。": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "light-snow", ["centimeters", 2]],
+            "later-today-morning",
+        ],
+    ],
+    "一日中大雪 (8–12インチ)。": [
+        "sentence",
+        ["for-day", ["parenthetical", "heavy-snow", ["inches", ["range", 8, 12]]]],
+    ],
+    "昼過ぎにかけて雪 (1センチメートル未満)。": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "medium-snow", ["less-than", ["centimeters", 1]]],
+            "afternoon",
+        ],
+    ],
+    "一週間中降水なし。明日は最高気温85°F。": [
+        "sentence",
+        [
+            "with",
+            ["for-week", "no-precipitation"],
+            ["temperatures-peaking", ["fahrenheit", 85], "tomorrow"],
+        ],
+    ],
+    "土、日曜日にみぞれ。気温は32°C、木曜日に上がる。": [
+        "sentence",
+        [
+            "with",
+            ["over-weekend", "mixed-precipitation"],
+            ["temperatures-rising", ["celsius", 32], "thursday"],
+        ],
+    ],
+    "月曜日にかけて霧雨。金曜日は最低気温15°F。": [
+        "sentence",
+        [
+            "with",
+            ["during", "very-light-rain", "monday"],
+            ["temperatures-valleying", ["fahrenheit", 15], "friday"],
+        ],
+    ],
+    "火曜日及び次の水曜日にかけて小雪。気温は0°C、日曜日に下がる。": [
+        "sentence",
+        [
+            "with",
+            ["during", "light-snow", ["and", "tuesday", "next-wednesday"]],
+            ["temperatures-falling", ["celsius", 0], "sunday"],
+        ],
+    ],
+    "今日から土曜日にかけて降水。月曜日は最高気温100°F。": [
+        "sentence",
+        [
+            "with",
+            ["during", "medium-precipitation", ["through", "today", "saturday"]],
+            ["temperatures-peaking", ["fahrenheit", 100], "monday"],
+        ],
+    ],
+    "一日中みぞれ (1–3インチ)。": [
+        "sentence",
+        [
+            "for-day",
+            ["parenthetical", "mixed-precipitation", ["inches", ["range", 1, 3]]],
+        ],
+    ],
+    "大雪 (1–3インチ)": [
+        "title",
+        ["parenthetical", "heavy-snow", ["inches", ["range", 1, 3]]],
+    ],
+    "大雪 (3–5センチメートル)": [
+        "title",
+        ["parenthetical", "heavy-snow", ["centimeters", ["range", 3, 5]]],
+    ],
+    "激しい雷雨の可能性あり": ["title", "possible-thunderstorm"],
+    "大雨及び雷雨": ["title", ["and", "heavy-rain", "thunderstorm"]],
+    "霧雨が1分未満に始まる。": [
+        "sentence",
+        ["starting-in", "very-light-rain", ["less-than", ["minutes", 1]]],
+    ],
+}
diff --git a/test_cases/x-pig-latin.py b/test_cases/x-pig-latin.py
new file mode 100644
index 0000000..1f51e31
--- /dev/null
+++ b/test_cases/x-pig-latin.py
@@ -0,0 +1,227 @@
+# This would be one of your translations, as a Python dictionary
+cases = {
+    "Earclay": ["title", "clear"],
+    "Ossiblepay Ightlay Ecipitationpray": [
+        "title",
+        "possible-very-light-precipitation",
+    ],
+    "Ightlay Ecipitationpray": ["title", "very-light-precipitation"],
+    "Ossiblepay Ightlay Ecipitationpray": ["title", "possible-light-precipitation"],
+    "Ightlay Ecipitationpray": ["title", "light-precipitation"],
+    "Ecipitationpray": ["title", "medium-precipitation"],
+    "Eavyhay Ecipitationpray": ["title", "heavy-precipitation"],
+    "Ossiblepay Izzledray": ["title", "possible-very-light-rain"],
+    "Izzledray": ["title", "very-light-rain"],
+    "Ossiblepay Ightlay Ainray": ["title", "possible-light-rain"],
+    "Ightlay Ainray": ["title", "light-rain"],
+    "Ainray": ["title", "medium-rain"],
+    "Eavyhay Ainray": ["title", "heavy-rain"],
+    "Ossiblepay Ightlay Eetslay": ["title", "possible-very-light-sleet"],
+    "Ightlay Eetslay": ["title", "very-light-sleet"],
+    "Eetslay": ["title", "medium-sleet"],
+    "Eavyhay Eetslay": ["title", "heavy-sleet"],
+    "Ossiblepay Urriesflay": ["title", "possible-very-light-snow"],
+    "Urriesflay": ["title", "very-light-snow"],
+    "Ossiblepay Ightlay Owsnay": ["title", "possible-light-snow"],
+    "Ightlay Owsnay": ["title", "light-snow"],
+    "Owsnay": ["title", "medium-snow"],
+    "Eavyhay Owsnay": ["title", "heavy-snow"],
+    "Indyway": ["title", "medium-wind"],
+    "Angerouslyday Indyway": ["title", "heavy-wind"],
+    "Oggyfay": ["title", "fog"],
+    "Ostlymay Earclay": ["title", "very-light-clouds"],
+    "Artlypay Oudyclay": ["title", "light-clouds"],
+    "Ostlymay Oudyclay": ["title", "medium-clouds"],
+    "Overcastway": ["title", "heavy-clouds"],
+    "Ydray andway Eezybray": ["title", ["and", "low-humidity", "light-wind"]],
+    "Izzledray andway Angerouslyday Indyway": [
+        "title",
+        ["and", "very-light-rain", "heavy-wind"],
+    ],
+    "Umidhay andway Artlypay Oudyclay": [
+        "title",
+        ["and", "high-humidity", "light-clouds"],
+    ],
+    "Earclay orfay ethay hourway.": ["sentence", ["for-hour", "clear"]],
+    "Urriesflay artingstay inway 35 min.": [
+        "sentence",
+        ["starting-in", "very-light-snow", ["minutes", 35]],
+    ],
+    "Ightlay ainray oppingstay inway 15 min.": [
+        "sentence",
+        ["stopping-in", "light-rain", ["minutes", 15]],
+    ],
+    "Eavyhay eetslay artingstay inway 20 min., oppingstay 30 min. aterlay.": [
+        "sentence",
+        [
+            "starting-then-stopping-later",
+            "heavy-sleet",
+            ["minutes", 20],
+            ["minutes", 30],
+        ],
+    ],
+    "Ainray oppingstay inway 25 min., artingstay againway 8 min. aterlay.": [
+        "sentence",
+        [
+            "stopping-then-starting-later",
+            "medium-rain",
+            ["minutes", 25],
+            ["minutes", 8],
+        ],
+    ],
+    "Ostlymay oudyclay oughoutthray ethay ayday.": [
+        "sentence",
+        ["for-day", "medium-clouds"],
+    ],
+    "Ightlay eetslay artingstay inway ethay orningmay.": [
+        "sentence",
+        ["starting", "very-light-sleet", "morning"],
+    ],
+    "Indyway untilway onighttay.": [
+        "sentence",
+        ["until", "medium-wind", "today-night"],
+    ],
+    "Eavyhay ecipitationpray untilway afternoonway.": [
+        "sentence",
+        ["until", "heavy-precipitation", "afternoon"],
+    ],
+    "Eezybray inway ethay afternoonway.": [
+        "sentence",
+        ["during", "light-wind", "afternoon"],
+    ],
+    "Owsnay aterlay isthay eveningway andway omorrowtay orningmay.": [
+        "sentence",
+        ["during", "medium-snow", ["and", "later-today-evening", "tomorrow-morning"]],
+    ],
+    "Eavyhay ainray untilway aterlay isthay orningmay, artingstay againway isthay eveningway.": [
+        "sentence",
+        ["until-starting-again", "heavy-rain", "later-today-morning", "today-evening"],
+    ],
+    "Overcastway artingstay inway ethay eveningway, ontinuingcay untilway ightnay.": [
+        "sentence",
+        ["starting-continuing-until", "heavy-clouds", "evening", "night"],
+    ],
+    "Ightlay eetslay aterlay isthay afternoonway andway oggyfay omorrowtay orningmay.": [
+        "sentence",
+        [
+            "and",
+            ["during", "light-sleet", "later-today-afternoon"],
+            ["during", "fog", "tomorrow-morning"],
+        ],
+    ],
+    "Angerouslyday indyway artingstay isthay orningmay, ontinuingcay untilway isthay afternoonway, andway eetslay omorrowtay orningmay.": [
+        "sentence",
+        [
+            "and",
+            [
+                "starting-continuing-until",
+                "heavy-wind",
+                "today-morning",
+                "today-afternoon",
+            ],
+            ["during", "medium-sleet", "tomorrow-morning"],
+        ],
+    ],
+    "Overcastway artingstay aterlay onighttay andway eavyhay owsnay omorrowtay afternoonway.": [
+        "sentence",
+        [
+            "and",
+            ["starting", "heavy-clouds", "later-today-night"],
+            ["during", "heavy-snow", "tomorrow-afternoon"],
+        ],
+    ],
+    "Ydray onighttay andway ightlay ecipitationpray artingstay omorrowtay eveningway, ontinuingcay untilway omorrowtay ightnay.": [
+        "sentence",
+        [
+            "and",
+            ["during", "low-humidity", "today-night"],
+            [
+                "starting-continuing-until",
+                "light-precipitation",
+                "tomorrow-evening",
+                "tomorrow-night",
+            ],
+        ],
+    ],
+    "Owsnay (5 in.) overnightway.": [
+        "sentence",
+        ["during", ["parenthetical", "medium-snow", ["inches", 5]], "night"],
+    ],
+    "Ightlay owsnay (2 cm.) aterlay isthay orningmay.": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "light-snow", ["centimeters", 2]],
+            "later-today-morning",
+        ],
+    ],
+    "Eavyhay owsnay (8\u201312 in.) oughoutthray ethay ayday.": [
+        "sentence",
+        ["for-day", ["parenthetical", "heavy-snow", ["inches", ["range", 8, 12]]]],
+    ],
+    "Owsnay (underway 1 cm.) inway ethay afternoonway.": [
+        "sentence",
+        [
+            "during",
+            ["parenthetical", "medium-snow", ["less-than", ["centimeters", 1]]],
+            "afternoon",
+        ],
+    ],
+    "Onay ecipitationpray oughoutthray ethay eekway, ithway emperaturestay eakingpay atway 85\u00b0F omorrowtay.": [
+        "sentence",
+        [
+            "with",
+            ["for-week", "no-precipitation"],
+            ["temperatures-peaking", ["fahrenheit", 85], "tomorrow"],
+        ],
+    ],
+    "Ixedmay ecipitationpray overway ethay eekendway, ithway emperaturestay isingray otay 32\u00b0C onway ursdaythay.": [
+        "sentence",
+        [
+            "with",
+            ["over-weekend", "mixed-precipitation"],
+            ["temperatures-rising", ["celsius", 32], "thursday"],
+        ],
+    ],
+    "Izzledray onway ondaymay, ithway emperaturestay ottomingbay outway atway 15\u00b0F onway idayfray.": [
+        "sentence",
+        [
+            "with",
+            ["during", "very-light-rain", "monday"],
+            ["temperatures-valleying", ["fahrenheit", 15], "friday"],
+        ],
+    ],
+    "Ightlay owsnay onway uesdaytay andway extnay ednesdayway, ithway emperaturestay allingfay otay 0\u00b0C onway undaysay.": [
+        "sentence",
+        [
+            "with",
+            ["during", "light-snow", ["and", "tuesday", "next-wednesday"]],
+            ["temperatures-falling", ["celsius", 0], "sunday"],
+        ],
+    ],
+    "Ecipitationpray odaytay oughthray aturdaysay, ithway emperaturestay eakingpay atway 100\u00b0F onway ondaymay.": [
+        "sentence",
+        [
+            "with",
+            ["during", "medium-precipitation", ["through", "today", "saturday"]],
+            ["temperatures-peaking", ["fahrenheit", 100], "monday"],
+        ],
+    ],
+    "Ossiblepay Understormsthay": ["title", "possible-thunderstorm"],
+    "Eavyhay Ainray andway Understormsthay": [
+        "title",
+        ["and", "heavy-rain", "thunderstorm"],
+    ],
+    "Extnay hourway orecastsfay areway emporarilytay unavailableway ueday otay allway earbynay adarray tationssay eingbay offlineway.": [
+        "sentence",
+        ["next-hour-forecast-status", "temporarily-unavailable", "station-offline"],
+    ],
+    "Extnay hourway orecastsfay areway artiallypay unavailableway ueday otay apsgay inway overagecay romfay earbynay adarray ationsstay.": [
+        "sentence",
+        ["next-hour-forecast-status", "partially-unavailable", "station-incomplete"],
+    ],
+    "Extnay hourway orecastsfay areway unavailableway ueday otay allway earbynay adarray tationssay eingbay offlineway.": [
+        "sentence",
+        ["next-hour-forecast-status", "unavailable", "station-offline"],
+    ],
+}