eq { diff { hop { filter_eq { all_rows ; season ; 2010 } ; races } ; hop { filter_eq { all_rows ; season ; 2012 } ; races } } ; 6 } = true
select the rows whose season record fuzzily matches to 2010 . take the races record of this row . select the rows whose season record fuzzily matches to 2012 . take the races record of this row . the first record is 6 larger than the second record .