SCHEMA:
CREATE TABLE match_season (College VARCHAR, Team VARCHAR); CREATE TABLE team (Team_id VARCHAR, Name VARCHAR)
USER:
How many distinct colleges are associated with players from the team with name "Columbus Crew".

QUERY:
SELECT COUNT(DISTINCT T1.College) FROM match_season AS T1 JOIN team AS T2 ON T1.Team = T2.Team_id WHERE T2.Name = "Columbus Crew"