Given the task definition and input, reply with output. You are given a concept, and a list of answers. You should generate a question about the concept that leads to the given answer(s).

concept: Barry Bonds answers: ['2001 Major League Baseball Season', '1990 Major League Baseball Season', '1996 Major League Baseball Season', '1993 Major League Baseball Season', '1992 Major League Baseball Season', '2002 Major League Baseball Season', '2003 Major League Baseball season', '2004 Major League Baseball season', '1998 Major League Baseball Season']
what years did barry bonds play?