Question:
Who was the head of Hagen in Nov, 2013?

Context:
 Erik O. Schulz is the head of the government of Hagen from Jan, 2014 to Dec, 2022. 
 Jörg Dehm is the head of the government of Hagen from Jan, 2009 to Jan, 2014. 
 Dietmar Thieser is the head of the government of Hagen from Jan, 1989 to Jan, 1999. 
 Peter Demnitz is the head of the government of Hagen from Jan, 2004 to Jan, 2009. 
 Wilfried Horn is the head of the government of Hagen from Jan, 1999 to Jan, 2004.

Answer:
Question:
Who was the head of Hagen in Nov, 2013?

Context:
 Erik O. Schulz is the head of the government of Hagen from Jan, 2014 to Dec, 2022. 
 Jörg Dehm is the head of the government of Hagen from Jan, 2009 to Jan, 2014. 
 Dietmar Thieser is the head of the government of Hagen from Jan, 1989 to Jan, 1999. 
 Peter Demnitz is the head of the government of Hagen from Jan, 2004 to Jan, 2009. 
 Wilfried Horn is the head of the government of Hagen from Jan, 1999 to Jan, 2004.

Answer:
user
Jörg Dehm
assistant
Question:
Who was the head of Hagen in Nov, 2013?

Context:
 Erik O. Schulz is the head of the government of Hagen from Jan, 2014 to Dec, 2022. 
 Jörg Dehm is the head of the government of Hagen from Jan, 2009 to Jan, 2014. 
 Dietmar Thieser is the head of the government of Hagen from Jan, 1989 to Jan, 1999. 
 Peter Demnitz is the head of the government of Hagen from Jan, 2004 to Jan, 2009. 
 Wilfried Horn is the head of the government of Hagen from Jan, 1999 to Jan, 2004.

Answer:
user
Dietmar Thieser
Peter Demnitz
Wilfried Horn
Erik O. Schulz
assistant
Question:
Who was the head of Hagen in Nov, 2013?

Context:
 Erik O. Schulz is the head of the government of Hagen from Jan, 2014 to Dec, 2022. 
 Jörg Dehm is the head of the government of Hagen from Jan, 2009 to Jan, 2014. 
 Dietmar Thieser is the head of the government of Hagen from Jan, 1989 to Jan, 1999. 
 Peter Demnitz is the head of the government of Hagen from Jan, 2004 to Jan, 2009. 
 Wilfried Horn is the head of the government of Hagen from Jan, 1999 to Jan, 2004.

Answer:
user
Jörg Dehm
assistant