Table: uefa_cup_final_1976
Columns: round
opposition
first_leg
second_leg
aggregate_score

Question: What was the first leg of the semi-final?
SQL: SELECT "first_leg" FROM uefa_cup_final_1976 WHERE "round" = 'semi-final'

Question: What was the first leg score against Real Sociedad?
SQL: SELECT "first_leg" FROM uefa_cup_final_1976 WHERE "opposition" = 'real sociedad'

Question: What was the first leg against Hibernian?
SQL: SELECT "first_leg" FROM uefa_cup_final_1976 WHERE "opposition" = 'hibernian'

Question: Who were the opposition in the quarter-final?
SQL: SELECT "opposition" FROM uefa_cup_final_1976 WHERE "round" = 'quarter-final'