Task: Code to Text
Input (English): and { only { filter_not_eq { all_rows ; status ; re - elected } } ; eq { hop { filter_not_eq { all_rows ; status ; re - elected } ; incumbent } ; rick santorum } } = true
Output (English): select the rows whose status record does not match to re  elected . there is only one such row in the table . the incumbent record of this unqiue row is rick santorum .