greater { hop { filter_eq { all_rows ; rank ; 3 } ; silver } ; hop { filter_eq { all_rows ; rank ; 2 } ; silver } } = true
select the rows whose rank record fuzzily matches to 3 . take the silver record of this row . select the rows whose rank record fuzzily matches to 2 . take the silver record of this row . the first record is greater than the second record .