Conversation so far:
What year did Tom Cousineau start playing professional football?
Cousineau was then traded from the Bills to the Cleveland Browns for a first-round draft choice (14th overall) in the 1983 NFL Draft.
what was his position?
During Cousineau's four seasons with the Browns, he led the team in tackles for three seasons.
did he have any other records?
He was named a 2nd-team All-NFL by the NEA in 1983, and by the AP in 1984.
Are there any other interesting aspects about this article?
never made the Pro Bowl in his career.
who was his coach?
CANNOTANSWER.

Question: when did he leave the browns?
Self-contained rewrite: When did Tom Cousineau leave the browns?