Misc: What is a poker hand consisting of three of a kind and a pair?

Questions

What english writer said 'give me a decent bottle of poison and i'll construct the perfect crime'|agatha christie?

What entertainer's nickname is "the thief of bad gags"?

What era were the first traces of land life believed to appeared?

What escape route did John Brown run?

What european city is served by sheremetyevo and vnukova airports?