Table: chancellor_cup_game
Columns: year
winners
score
runners_up
venue

Question: What was Galatasaray score when when he won in 1990 and Trabzonspor was the runner-up?
SQL: SELECT "score" FROM chancellor_cup_game WHERE "winners" = 'galatasaray' AND "runners_up" = 'trabzonspor' AND "year" = 1990