Question:
Which employer did Richard Pankhurst work for in Dec, 1967?

Context:
 Richard Pankhurst works for Natural History Museum from Jan, 1974 to Jan, 1991. 
 Richard Pankhurst works for University of Cambridge from Jan, 1966 to Jan, 1974. 
 Richard Pankhurst works for CERN from Jan, 1963 to Jan, 1966.

Answer:
Question:
Which employer did Richard Pankhurst work for in Dec, 1967?

Context:
 Richard Pankhurst works for Natural History Museum from Jan, 1974 to Jan, 1991. 
 Richard Pankhurst works for University of Cambridge from Jan, 1966 to Jan, 1974. 
 Richard Pankhurst works for CERN from Jan, 1963 to Jan, 1966.

Answer:
user
University of Cambridge
assistant
Question:
Which employer did Richard Pankhurst work for in Dec, 1967?

Context:
 Richard Pankhurst works for Natural History Museum from Jan, 1974 to Jan, 1991. 
 Richard Pankhurst works for University of Cambridge from Jan, 1966 to Jan, 1974. 
 Richard Pankhurst works for CERN from Jan, 1963 to Jan, 1966.

Answer:
user
Natural History Museum
CERN
assistant
Question:
Which employer did Richard Pankhurst work for in Dec, 1967?

Context:
 Richard Pankhurst works for Natural History Museum from Jan, 1974 to Jan, 1991. 
 Richard Pankhurst works for University of Cambridge from Jan, 1966 to Jan, 1974. 
 Richard Pankhurst works for CERN from Jan, 1963 to Jan, 1966.

Answer:
user
University of Cambridge
assistant