Which European Cup is in the 1990-91 season?
CREATE TABLE table_name_78 (european_cup VARCHAR, season VARCHAR)
SELECT european_cup FROM table_name_78 WHERE season = "1990-91"
### Context: CREATE TABLE table_name_78 (european_cup VARCHAR, season VARCHAR) ### Question: Which European Cup is in the 1990-91 season? ### Answer: SELECT european_cup FROM table_name_78 WHERE season = "1990-91"