Question:
Which political party did Gyula Horn belong to in Nov, 1987?

Context:
 Gyula Horn is a member of the Hungarian Working People's Party from Jan, 1954 to Jan, 1956. 
 Gyula Horn is a member of the Hungarian Socialist Workers' Party from Jan, 1956 to Jan, 1989. 
 Gyula Horn is a member of the Hungarian Socialist Party from Jan, 1989 to Jan, 2013.

Answer:
Question:
Which political party did Gyula Horn belong to in Nov, 1987?

Context:
 Gyula Horn is a member of the Hungarian Working People's Party from Jan, 1954 to Jan, 1956. 
 Gyula Horn is a member of the Hungarian Socialist Workers' Party from Jan, 1956 to Jan, 1989. 
 Gyula Horn is a member of the Hungarian Socialist Party from Jan, 1989 to Jan, 2013.

Answer:
user
Hungarian Socialist Workers' Party
assistant
Question:
Which political party did Gyula Horn belong to in Nov, 1987?

Context:
 Gyula Horn is a member of the Hungarian Working People's Party from Jan, 1954 to Jan, 1956. 
 Gyula Horn is a member of the Hungarian Socialist Workers' Party from Jan, 1956 to Jan, 1989. 
 Gyula Horn is a member of the Hungarian Socialist Party from Jan, 1989 to Jan, 2013.

Answer:
user
Hungarian Working People's Party
Hungarian Socialist Party
assistant
Question:
Which political party did Gyula Horn belong to in Nov, 1987?

Context:
 Gyula Horn is a member of the Hungarian Working People's Party from Jan, 1954 to Jan, 1956. 
 Gyula Horn is a member of the Hungarian Socialist Workers' Party from Jan, 1956 to Jan, 1989. 
 Gyula Horn is a member of the Hungarian Socialist Party from Jan, 1989 to Jan, 2013.

Answer:
user
Hungarian Socialist Workers' Party
assistant