Question:
Which position did Rufus Choate hold in Oct, 1831?

Context:
 Rufus Choate holds the position of United States senator from Mar, 1843 to Mar, 1845. 
 Rufus Choate holds the position of Massachusetts Attorney General from Jan, 1853 to Jan, 1854. 
 Rufus Choate holds the position of board member from Aug, 1846 to Jan, 1855. 
 Rufus Choate holds the position of United States representative from Mar, 1831 to Jun, 1834.

Answer:
Question:
Which position did Rufus Choate hold in Oct, 1831?

Context:
 Rufus Choate holds the position of United States senator from Mar, 1843 to Mar, 1845. 
 Rufus Choate holds the position of Massachusetts Attorney General from Jan, 1853 to Jan, 1854. 
 Rufus Choate holds the position of board member from Aug, 1846 to Jan, 1855. 
 Rufus Choate holds the position of United States representative from Mar, 1831 to Jun, 1834.

Answer:
user
United States representative
assistant
Question:
Which position did Rufus Choate hold in Oct, 1831?

Context:
 Rufus Choate holds the position of United States senator from Mar, 1843 to Mar, 1845. 
 Rufus Choate holds the position of Massachusetts Attorney General from Jan, 1853 to Jan, 1854. 
 Rufus Choate holds the position of board member from Aug, 1846 to Jan, 1855. 
 Rufus Choate holds the position of United States representative from Mar, 1831 to Jun, 1834.

Answer:
user
United States senator
board member
Massachusetts Attorney General
assistant
Question:
Which position did Rufus Choate hold in Oct, 1831?

Context:
 Rufus Choate holds the position of United States senator from Mar, 1843 to Mar, 1845. 
 Rufus Choate holds the position of Massachusetts Attorney General from Jan, 1853 to Jan, 1854. 
 Rufus Choate holds the position of board member from Aug, 1846 to Jan, 1855. 
 Rufus Choate holds the position of United States representative from Mar, 1831 to Jun, 1834.

Answer:
user
United States representative
assistant