Conversation so far:
What sport did the main character play?
footballer.
What was the last team he played for?
West Ham.
Did Jimmy like attending West Ham?
the West Ham team in which he was playing was not good enough.
What year did Jimmy quit the Bees?
CANNOTANSWER.
Did Jimmy learn a lesson at West Ham United?
Greaves later admitted his regret.
Does Jimmy like attending West Ham United?
admitted his regret in making the move to Upton Park.
Why did Jimmy leave West Ham at first?
CANNOTANSWER.

Question: Did Jimmy retire from West Ham United?
Self-contained rewrite: Did Jimmy Greaves retire from West Ham United?