Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.
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Question: Which metal is mainly derived from the ore haematite?

Answer: iron

Question: Which group was founded by Steve Marriott, Ronny Lane, Kenney Jones and Jimmy Winston, Winston soon being replaced by Ian McLagan?

Answer: small faces

Question: In which film was Marilyn Monroe's skirt seen billowing in the air over a subway vent?

Answer:
the seven year itch