Question: how old julio cesar chavez when he fought de la hoya?
Would "In a career that spanned over 25 years, Chávez won five world titles in three weight divisions: WBC Super Featherweight in 1984, WBA Lightweight in 1987, WBC Lightweight in 1988, WBC Light Welterweight in 1989, IBF Light Welterweight in 1990, and WBC Light Welterweight in 1994." be a reasonable answer? 