Question:
Which employer did Harry Pitt work for in Jun, 1957?

Context:
 Harry Pitt works for University of Aberdeen from Jan, 1939 to Jan, 1942. 
 Harry Pitt works for Queen's University Belfast from Jan, 1945 to Jan, 1950. 
 Harry Pitt works for University of Reading from Jan, 1964 to Jan, 1978. 
 Harry Pitt works for University of Nottingham from Jan, 1950 to Jan, 1964.

Answer:
Question:
Which employer did Harry Pitt work for in Jun, 1957?

Context:
 Harry Pitt works for University of Aberdeen from Jan, 1939 to Jan, 1942. 
 Harry Pitt works for Queen's University Belfast from Jan, 1945 to Jan, 1950. 
 Harry Pitt works for University of Reading from Jan, 1964 to Jan, 1978. 
 Harry Pitt works for University of Nottingham from Jan, 1950 to Jan, 1964.

Answer:
user
University of Nottingham
assistant
Question:
Which employer did Harry Pitt work for in Jun, 1957?

Context:
 Harry Pitt works for University of Aberdeen from Jan, 1939 to Jan, 1942. 
 Harry Pitt works for Queen's University Belfast from Jan, 1945 to Jan, 1950. 
 Harry Pitt works for University of Reading from Jan, 1964 to Jan, 1978. 
 Harry Pitt works for University of Nottingham from Jan, 1950 to Jan, 1964.

Answer:
user
University of Aberdeen
University of Reading
Queen's University Belfast
assistant
Question:
Which employer did Harry Pitt work for in Jun, 1957?

Context:
 Harry Pitt works for University of Aberdeen from Jan, 1939 to Jan, 1942. 
 Harry Pitt works for Queen's University Belfast from Jan, 1945 to Jan, 1950. 
 Harry Pitt works for University of Reading from Jan, 1964 to Jan, 1978. 
 Harry Pitt works for University of Nottingham from Jan, 1950 to Jan, 1964.

Answer:
user
University of Nottingham
assistant