Task: Explanation
Input (English): The Chicago Cougars were a franchise in the World Hockey Association from 1972 to 1975. The Cougars played their home games in the International Amphitheatre. During the 1974 Avco Cup Finals against Gordie Howe and the Houston Aeros, the team's two home games were played at the Randhurst Twin Ice Arena in suburban Mount Prospect. This was because a presentation of "Peter Pan" starring gynmast Cathy Rigby was booked into the Amphitheatre and thus made the arena unavailable for the playoffs. Question: Which actress, speaker, and former artistic gymnast gave a presentation of "Peter Pan" at the International Amphiteatre? Answer: Cathy Rigby
Output (English):  This was because a presentation of Peter Pan starring gynmast Cathy Rigby was booked into the Amphitheatre and thus made the arena unavailable for the playoffs.