Conversation so far:
Can you tell me what year Daniel Barenboim was born?
Daniel Barenboim was born in 1942.
Where was Daniel Barenboim from?
Daniel Barenboim was born in Argentina, but he moved to Israel ten years later.
Did Daniel Barenboim receive any awards?
Daniel Barenboim has received seven Grammy awards, an honorary Knight Commander of the Order of the British Empire, France's Légion d'honneur both as a Commander and Grand Officier.

Question: What was he best known for?
Self-contained rewrite: What was Daniel Barenboim best known for?