Conversation so far:
who did the bills lose to in the super bowls
The Buffalo Bills lost the Super Bowl against the NY Giants in 1990, the Washington Redskins in 1991, and the Dallas Cowboys in 1992 and 1993.
By how much did The Buffalo Bills lose to the Giants in the Super Bowl
The Giants defeated the Bills by the score of 20 to 19, winning their second Super Bowl.

Question: When did the team win their first Super Bowl
Self-contained rewrite: When did The Giants win their first Super Bowl