Task: Explanation
Input (English): Robert Quinlan Costas (born March 22, 1952) is an American sportscaster, on the air for NBC Sports television since the early 1980s. He was the prime-time host of 12 Olympic Games, from 1992 until 2016. Costas currently does play-by-play for MLB Network and hosts an interview show called "Studio 42 with Bob Costas". Question: Who was the prime-time host of 12 Olympic Games that Michele O'Callaghan did makeup for? Answer: Robert Quinlan Costas
Output (English):  He was the primetime host of 12 Olympic Games, from 1992 until 2016.