Question:
Who was the head of Heilbronn in Jun, 2002?

Context:
 Manfred Weinmann is the head of the government of Heilbronn from Jan, 1983 to Jan, 1999. 
 Hans Hoffmann is the head of the government of Heilbronn from Jan, 1967 to Jan, 1983. 
 Helmut Himmelsbach is the head of the government of Heilbronn from Jan, 1999 to May, 2014. 
 Harry Mergel is the head of the government of Heilbronn from May, 2014 to Dec, 2022.

Answer:
Question:
Who was the head of Heilbronn in Jun, 2002?

Context:
 Manfred Weinmann is the head of the government of Heilbronn from Jan, 1983 to Jan, 1999. 
 Hans Hoffmann is the head of the government of Heilbronn from Jan, 1967 to Jan, 1983. 
 Helmut Himmelsbach is the head of the government of Heilbronn from Jan, 1999 to May, 2014. 
 Harry Mergel is the head of the government of Heilbronn from May, 2014 to Dec, 2022.

Answer:
user
Helmut Himmelsbach
assistant
Question:
Who was the head of Heilbronn in Jun, 2002?

Context:
 Manfred Weinmann is the head of the government of Heilbronn from Jan, 1983 to Jan, 1999. 
 Hans Hoffmann is the head of the government of Heilbronn from Jan, 1967 to Jan, 1983. 
 Helmut Himmelsbach is the head of the government of Heilbronn from Jan, 1999 to May, 2014. 
 Harry Mergel is the head of the government of Heilbronn from May, 2014 to Dec, 2022.

Answer:
user
Hans Hoffmann
Manfred Weinmann
Harry Mergel
assistant
Question:
Who was the head of Heilbronn in Jun, 2002?

Context:
 Manfred Weinmann is the head of the government of Heilbronn from Jan, 1983 to Jan, 1999. 
 Hans Hoffmann is the head of the government of Heilbronn from Jan, 1967 to Jan, 1983. 
 Helmut Himmelsbach is the head of the government of Heilbronn from Jan, 1999 to May, 2014. 
 Harry Mergel is the head of the government of Heilbronn from May, 2014 to Dec, 2022.

Answer:
user
Helmut Himmelsbach
assistant