Question:
Who was the head of Katowice in Jul, 1928?

Context:
 Henryk Dziewior is the head of the government of Katowice from Jul, 1994 to Nov, 1998. 
 Piotr Uszok is the head of the government of Katowice from Nov, 1998 to Dec, 2014. 
 Jerzy Śmiałek is the head of the government of Katowice from Jan, 1990 to Jan, 1994. 
 Adam Kocur is the head of the government of Katowice from May, 1928 to Sep, 1939.

Answer:
Question:
Who was the head of Katowice in Jul, 1928?

Context:
 Henryk Dziewior is the head of the government of Katowice from Jul, 1994 to Nov, 1998. 
 Piotr Uszok is the head of the government of Katowice from Nov, 1998 to Dec, 2014. 
 Jerzy Śmiałek is the head of the government of Katowice from Jan, 1990 to Jan, 1994. 
 Adam Kocur is the head of the government of Katowice from May, 1928 to Sep, 1939.

Answer:
user
Adam Kocur
assistant
Question:
Who was the head of Katowice in Jul, 1928?

Context:
 Henryk Dziewior is the head of the government of Katowice from Jul, 1994 to Nov, 1998. 
 Piotr Uszok is the head of the government of Katowice from Nov, 1998 to Dec, 2014. 
 Jerzy Śmiałek is the head of the government of Katowice from Jan, 1990 to Jan, 1994. 
 Adam Kocur is the head of the government of Katowice from May, 1928 to Sep, 1939.

Answer:
user
Piotr Uszok
Jerzy Śmiałek
Henryk Dziewior
assistant
Question:
Who was the head of Katowice in Jul, 1928?

Context:
 Henryk Dziewior is the head of the government of Katowice from Jul, 1994 to Nov, 1998. 
 Piotr Uszok is the head of the government of Katowice from Nov, 1998 to Dec, 2014. 
 Jerzy Śmiałek is the head of the government of Katowice from Jan, 1990 to Jan, 1994. 
 Adam Kocur is the head of the government of Katowice from May, 1928 to Sep, 1939.

Answer:
user
Adam Kocur
assistant