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.

Q: Who, in the Bible, was the twin brother of Jacob?

A: esau
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Q: Who, after marrying in 1791, and living in Naples, became the mistress of Lord Nelson, having his child, Horatia, in 1803?

A: emma, lady hamilton
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Q: Of which famous building was Ictinos the architect?

A:
parthenon
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