Problem: "This actor is the youngest of 5 children, his great-grandfather was blind and a piano tuner and music teacher, he acts frequently with his wife, he won a Primetime Emmy Awards 2014 for Outstanding Actor, and among many films and TV series starred in the film version of ""The Hitchhikers Guide to the Galaxy""; who is he?"
Answer: martin freeman

Problem: "Who wrote the novels ""Rosemary's Baby"", ""The Stepford Wives"" and ""The Boys from Brazil""?"
Answer: ira levin

Problem: Cinnabar is the chief ore of which metallic element?
Answer: mercury

Problem: How many symphonies did Mozart compose?
Answer:
41