and { only { filter_eq { all_rows ; 2010 ; 12 } } ; eq { hop { filter_eq { all_rows ; 2010 ; 12 } ; tournament } ; win - loss } } = true
select the rows whose 2010 record fuzzily matches to 12 . there is only one such row in the table . the tournament record of this unqiue row is win  loss .