Conversation so far:
what was the lionel conacher article about football?
CANNOTANSWER.
did he play football?
Rugby football was the first sport Conacher played.
what team did he play for?
Capitals.
did they win?
won the city championship each year.
how long did he play for them?
He played four seasons with the team between 1912 and 1915.
why did he leave?
CANNOTANSWER.
is there any significant thing that is interesting in the article?
Named captain in 1922, Conacher led the Argonauts to another undefeated season in IRFU play.
How long did he play for the Argonauts?
His play impressed the Argonauts, who signed him for the 1921 season.
is there any other interesting fact?
He won the Ontario championship as a junior with the Toronto Central YMCA in 1918.
did he play for them long?
Conacher moved to the senior level in 1920.

Question: what else was significant in his football career?
Self-contained rewrite: Besides playing for Toronto Central YMCA, what else was significant in Lionel Conacher's football career?