<|im_start|>user
What does the term March Madness refer to in college basketball?<|im_end|>
<|im_start|>assistant
March Madness is another name for the NCAA tournament, which is a single-elimination basketball tournament that takes place each year in the month of March among the 64 (plus two additional "play-in" team) selected as the top teams by a tournament committee.<|im_end|>
