Question:
Which political party did Jean-Luc Mélenchon belong to in Sep, 2010?

Context:
 Jean-Luc Mélenchon is a member of the Left Party from Jan, 2008 to Dec, 2022. 
 Jean-Luc Mélenchon is a member of the Socialist Party from Jan, 1976 to Jan, 2008. 
 Jean-Luc Mélenchon is a member of the Internationalist Communist Organisation from Jan, 1972 to Jan, 1976. 
 Jean-Luc Mélenchon is a member of the Unsubmissive France from Jan, 2016 to Dec, 2022.

Answer:
Question:
Which political party did Jean-Luc Mélenchon belong to in Sep, 2010?

Context:
 Jean-Luc Mélenchon is a member of the Left Party from Jan, 2008 to Dec, 2022. 
 Jean-Luc Mélenchon is a member of the Socialist Party from Jan, 1976 to Jan, 2008. 
 Jean-Luc Mélenchon is a member of the Internationalist Communist Organisation from Jan, 1972 to Jan, 1976. 
 Jean-Luc Mélenchon is a member of the Unsubmissive France from Jan, 2016 to Dec, 2022.

Answer:
user
Left Party
assistant
Question:
Which political party did Jean-Luc Mélenchon belong to in Sep, 2010?

Context:
 Jean-Luc Mélenchon is a member of the Left Party from Jan, 2008 to Dec, 2022. 
 Jean-Luc Mélenchon is a member of the Socialist Party from Jan, 1976 to Jan, 2008. 
 Jean-Luc Mélenchon is a member of the Internationalist Communist Organisation from Jan, 1972 to Jan, 1976. 
 Jean-Luc Mélenchon is a member of the Unsubmissive France from Jan, 2016 to Dec, 2022.

Answer:
user
Unsubmissive France
Internationalist Communist Organisation
Socialist Party
assistant
Question:
Which political party did Jean-Luc Mélenchon belong to in Sep, 2010?

Context:
 Jean-Luc Mélenchon is a member of the Left Party from Jan, 2008 to Dec, 2022. 
 Jean-Luc Mélenchon is a member of the Socialist Party from Jan, 1976 to Jan, 2008. 
 Jean-Luc Mélenchon is a member of the Internationalist Communist Organisation from Jan, 1972 to Jan, 1976. 
 Jean-Luc Mélenchon is a member of the Unsubmissive France from Jan, 2016 to Dec, 2022.

Answer:
user
Left Party
assistant