greater { hop { filter_eq { all_rows ; year ; 1931 } ; laps } ; hop { filter_eq { all_rows ; year ; 1930 } ; laps } } = true
select the rows whose year record fuzzily matches to 1931 . take the laps record of this row . select the rows whose year record fuzzily matches to 1930 . take the laps record of this row . the first record is greater than the second record .