Conversation so far:
when did tampa bay lightning win the stanley cup
The Tampa Bay Lightning has won one Stanley Cup championship in their history, in 2003–04.
Which team did the Tampa Bay Lightning defeat to win the Stanley Cup?
The Eastern Conference champion Tampa Bay Lightning defeated the Western Conference champion Calgary Flames in seven games.
Have the Calgary Flames won a Stanley Cup?
The Calgary Flames defeated the Montreal Canadiens in six games to win their first and only Stanley Cup in 1989.

Question: Which team has the most cups?
Self-contained rewrite: Which team has the most Stanley Cups?