In which European competition did FC Rapid București reach the quarter-finals in the 1972-73 season?
UEFA Champions League
UEFA Europa League
Cup Winners' Cup
Inter-Cities Fairs Cup
Answer
During the 1972-73 season, FC Rapid București reached the quarter-finals of the Cup Winners' Cup, a European competition for clubs that have won their domestic cup. This achievement highlights the club's success in international competitions.
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