Question:
Who was the chair of Vassar College Observatory in Nov, 1881?

Context:
 Mary Watson Whitney is the chair of Vassar College Observatory from Jan, 1888 to Jan, 1895. 
 Maria Mitchell is the chair of Vassar College Observatory from Jan, 1865 to Jan, 1888. 
 Caroline Furness is the chair of Vassar College Observatory from Jan, 1895 to Jan, 1936. 
 Maud Worcester Makemson is the chair of Vassar College Observatory from Jan, 1936 to Jan, 1957.

Answer:
Question:
Who was the chair of Vassar College Observatory in Nov, 1881?

Context:
 Mary Watson Whitney is the chair of Vassar College Observatory from Jan, 1888 to Jan, 1895. 
 Maria Mitchell is the chair of Vassar College Observatory from Jan, 1865 to Jan, 1888. 
 Caroline Furness is the chair of Vassar College Observatory from Jan, 1895 to Jan, 1936. 
 Maud Worcester Makemson is the chair of Vassar College Observatory from Jan, 1936 to Jan, 1957.

Answer:
user
Maria Mitchell
assistant
Question:
Who was the chair of Vassar College Observatory in Nov, 1881?

Context:
 Mary Watson Whitney is the chair of Vassar College Observatory from Jan, 1888 to Jan, 1895. 
 Maria Mitchell is the chair of Vassar College Observatory from Jan, 1865 to Jan, 1888. 
 Caroline Furness is the chair of Vassar College Observatory from Jan, 1895 to Jan, 1936. 
 Maud Worcester Makemson is the chair of Vassar College Observatory from Jan, 1936 to Jan, 1957.

Answer:
user
Caroline Furness
Mary Watson Whitney
Maud Worcester Makemson
assistant
Question:
Who was the chair of Vassar College Observatory in Nov, 1881?

Context:
 Mary Watson Whitney is the chair of Vassar College Observatory from Jan, 1888 to Jan, 1895. 
 Maria Mitchell is the chair of Vassar College Observatory from Jan, 1865 to Jan, 1888. 
 Caroline Furness is the chair of Vassar College Observatory from Jan, 1895 to Jan, 1936. 
 Maud Worcester Makemson is the chair of Vassar College Observatory from Jan, 1936 to Jan, 1957.

Answer:
user
Maria Mitchell
assistant