eq { diff { hop { filter_eq { all_rows ; club ; mold rfc } ; won } ; hop { filter_eq { all_rows ; club ; ruthin rfc } ; won } } ; 3 } = true
select the rows whose club record fuzzily matches to mold rfc . take the won record of this row . select the rows whose club record fuzzily matches to ruthin rfc . take the won record of this row . the first record is 3 larger than the second record .