eq { diff { hop { filter_eq { all_rows ; winner ; sergio rivero } ; year } ; hop { filter_eq { all_rows ; winner ; vicente seguí porres } ; year } } ; 2 years } = true
select the rows whose winner record fuzzily matches to sergio rivero . take the year record of this row . select the rows whose winner record fuzzily matches to vicente seguí porres . take the year record of this row . the first record is 2 years larger than the second record .