eq { diff { hop { filter_eq { all_rows ; player ; jeff feniak } ; round } ; hop { filter_eq { all_rows ; player ; konstantin rudenko } ; round } } ; -2 } = true
select the rows whose player record fuzzily matches to jeff feniak . take the round record of this row . select the rows whose player record fuzzily matches to konstantin rudenko . take the round record of this row . the second record is 2 larger than the first record .