You are given a concept, and a list of answers. You should generate a question about the concept that leads to the given answer(s).
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Question: concept: Jason Priestley  answers:  ['Beverly Hills, 90210 - Season 9']

Answer: what season did jason priestley leave 90210?


Question: concept: Aladdin 1992  answers:  ['Scott Weinger']

Answer: who played the voice of aladdin?


Question: concept: Indiana Jones  answers:  ['Indiana Jones and the Raiders of the Lost Ark', 'Disaster Movie', 'Indiana Jones and the Last Crusade', 'Indiana Jones and the Temple of Doom', 'Indiana Jones and the Kingdom of the Crystal Skull']

Answer:
how much indiana jones movies are there?