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).
--------
Question: concept: Helen Keller  answers:  ['Deafness', 'Vision loss']

Answer: what challenges did helen keller have to face?


Question: concept: Sean Lennon  answers:  ['Michael Jackson: 30th Anniversary Special']

Answer: who played sean in scrubs?


Question: concept: Neptune  answers:  ['John Couch Adams', 'Dr Galle', 'Urbain Le Verrier', "Heinrich Louis d'Arrest", 'Johann Gottfried Galle']

Answer:
who was neptune discovered by?