Conversation so far:
what happened to phoebe and cole on charmed
The relationship ended when Cole was possessed by the Source of all Evil. Phoebe joined her sisters in vanquishing him. His desperate attempts to win her back destroyed him.
How long did the relationship betwen Cole and Phoebe last  in Charmed
The relationship of Cole and Phoebe in Charmed commenced in 2000 on the Season 3 premiere The Honeymoon's Over and lasted until the Season 4 finale.

Question: How many seasons was the show
Self-contained rewrite: How many seasons was the show Charmed