Question:
Who was the chair of Industrial Union of Printing and Paper in Apr, 1986?

Context:
 Heinz Oehler is the chair of Industrial Union of Printing and Paper from Jan, 1961 to Jan, 1966. 
 Werner Peplowski is the chair of Industrial Union of Printing and Paper from Jan, 1985 to Jan, 1990. 
 Otto Krautz is the chair of Industrial Union of Printing and Paper from Jan, 1946 to Jan, 1949. 
 Heinz Deckert is the chair of Industrial Union of Printing and Paper from Jan, 1966 to Jan, 1985. 
 Willi Grapentin is the chair of Industrial Union of Printing and Paper from Jan, 1949 to Jan, 1951.

Answer:
Question:
Who was the chair of Industrial Union of Printing and Paper in Apr, 1986?

Context:
 Heinz Oehler is the chair of Industrial Union of Printing and Paper from Jan, 1961 to Jan, 1966. 
 Werner Peplowski is the chair of Industrial Union of Printing and Paper from Jan, 1985 to Jan, 1990. 
 Otto Krautz is the chair of Industrial Union of Printing and Paper from Jan, 1946 to Jan, 1949. 
 Heinz Deckert is the chair of Industrial Union of Printing and Paper from Jan, 1966 to Jan, 1985. 
 Willi Grapentin is the chair of Industrial Union of Printing and Paper from Jan, 1949 to Jan, 1951.

Answer:
user
Werner Peplowski
assistant
Question:
Who was the chair of Industrial Union of Printing and Paper in Apr, 1986?

Context:
 Heinz Oehler is the chair of Industrial Union of Printing and Paper from Jan, 1961 to Jan, 1966. 
 Werner Peplowski is the chair of Industrial Union of Printing and Paper from Jan, 1985 to Jan, 1990. 
 Otto Krautz is the chair of Industrial Union of Printing and Paper from Jan, 1946 to Jan, 1949. 
 Heinz Deckert is the chair of Industrial Union of Printing and Paper from Jan, 1966 to Jan, 1985. 
 Willi Grapentin is the chair of Industrial Union of Printing and Paper from Jan, 1949 to Jan, 1951.

Answer:
user
Heinz Deckert
Otto Krautz
Heinz Oehler
Willi Grapentin
assistant
Question:
Who was the chair of Industrial Union of Printing and Paper in Apr, 1986?

Context:
 Heinz Oehler is the chair of Industrial Union of Printing and Paper from Jan, 1961 to Jan, 1966. 
 Werner Peplowski is the chair of Industrial Union of Printing and Paper from Jan, 1985 to Jan, 1990. 
 Otto Krautz is the chair of Industrial Union of Printing and Paper from Jan, 1946 to Jan, 1949. 
 Heinz Deckert is the chair of Industrial Union of Printing and Paper from Jan, 1966 to Jan, 1985. 
 Willi Grapentin is the chair of Industrial Union of Printing and Paper from Jan, 1949 to Jan, 1951.

Answer:
user
Werner Peplowski
assistant