Question:
Which employer did Alan Perlis work for in Oct, 1951?

Context:
 Alan Perlis works for Carnegie Mellon University from Jan, 1956 to Jan, 1971. 
 Alan Perlis works for Purdue University from Jan, 1952 to Jan, 1956. 
 Alan Perlis works for Yale University from Jan, 1971 to Jan, 1990. 
 Alan Perlis works for Massachusetts Institute of Technology from Jan, 1948 to Jan, 1949. 
 Alan Perlis works for United States Navy from Jan, 1951 to Jan, 1952.

Answer:
Question:
Which employer did Alan Perlis work for in Oct, 1951?

Context:
 Alan Perlis works for Carnegie Mellon University from Jan, 1956 to Jan, 1971. 
 Alan Perlis works for Purdue University from Jan, 1952 to Jan, 1956. 
 Alan Perlis works for Yale University from Jan, 1971 to Jan, 1990. 
 Alan Perlis works for Massachusetts Institute of Technology from Jan, 1948 to Jan, 1949. 
 Alan Perlis works for United States Navy from Jan, 1951 to Jan, 1952.

Answer:
user
United States Navy
assistant
Question:
Which employer did Alan Perlis work for in Oct, 1951?

Context:
 Alan Perlis works for Carnegie Mellon University from Jan, 1956 to Jan, 1971. 
 Alan Perlis works for Purdue University from Jan, 1952 to Jan, 1956. 
 Alan Perlis works for Yale University from Jan, 1971 to Jan, 1990. 
 Alan Perlis works for Massachusetts Institute of Technology from Jan, 1948 to Jan, 1949. 
 Alan Perlis works for United States Navy from Jan, 1951 to Jan, 1952.

Answer:
user
Purdue University
Massachusetts Institute of Technology
Carnegie Mellon University
Yale University
assistant
Question:
Which employer did Alan Perlis work for in Oct, 1951?

Context:
 Alan Perlis works for Carnegie Mellon University from Jan, 1956 to Jan, 1971. 
 Alan Perlis works for Purdue University from Jan, 1952 to Jan, 1956. 
 Alan Perlis works for Yale University from Jan, 1971 to Jan, 1990. 
 Alan Perlis works for Massachusetts Institute of Technology from Jan, 1948 to Jan, 1949. 
 Alan Perlis works for United States Navy from Jan, 1951 to Jan, 1952.

Answer:
user
United States Navy
assistant