Conversation so far:
When did sportsman George Wright move to New England?
George Wright moved to Boston in 1871.
Who signed George Wright (sportsman) up?
Harry Wright was hired to organize a new team in Boston, where he signed three teammates including brother George for 1871.
What team did George Wright  (sportsman) play for?
George Wright played for the Boston Red Stockings.
What other team did George Wright (sportsman) play for besides the Boston Red Stockings?
George Wright also played for the Providence Grays.
Did George Wright (sportsman) win any awards while in the Boston Red Stockings and Providence Grays teams?
Which team was George Wright (sportsman) the manager of?
George Wright was the manager of the Providence Grays.
What year did George Wright (sportsman) win the pennant?
George Wright won the pennant in 1879.

Question: When did he play his last game?
Self-contained rewrite: When did George Wright (sportsman) play his last game?