diff --git a/mango_library/negotiation/winzent/winzent_base_agent.py b/mango_library/negotiation/winzent/winzent_base_agent.py
index 1b5cd15..9dac9d0 100644
--- a/mango_library/negotiation/winzent/winzent_base_agent.py
+++ b/mango_library/negotiation/winzent/winzent_base_agent.py
@@ -231,6 +231,7 @@ async def handle_internal_request(self, requirement):
         """
         message = requirement.message
         values = self.get_flexibility_for_interval(time_span=message.time_span, msg_type=message.msg_type)
+        print(message.time_span)
         print(message.value)
         print(values)
         # for each value to negotiate about, check whether the request could be fulfilled internally completely.