eq { diff { hop { filter_eq { all_rows ; incumbent ; bruce vento } ; opponent } ; hop { filter_eq { all_rows ; incumbent ; gerry sikorski } ; opponent } } ; .10 % } = true
select the rows whose incumbent record fuzzily matches to bruce vento . take the opponent record of this row . select the rows whose incumbent record fuzzily matches to gerry sikorski . take the opponent record of this row . the first record is .10  larger than the second record .