greater { hop { filter_eq { all_rows ; year ; 1975 } ; stages } ; hop { filter_eq { all_rows ; year ; 1976 } ; stages } } = true
select the rows whose year record fuzzily matches to 1975 . take the stages record of this row . select the rows whose year record fuzzily matches to 1976 . take the stages record of this row . the first record is greater than the second record .