Conversation so far:
How did Art Donovan's career start?
Donovan made his professional NFL debut playing for the Baltimore Colts until 1950.
What was Art Donovan's first team?
The Baltimore Colts
Which team did Art Donovan play for after the Baltimore Colts?
The New York Yanks

Question: which was the last team?
Self-contained rewrite: Which team did Art Donovan play for last?