Task: Code to Text
Input (English): and { only { filter_less { all_rows ; attendance ; 20000 } } ; eq { hop { filter_less { all_rows ; attendance ; 20000 } ; date } ; sept 19 } } = true
Output (English): select the rows whose attendance record is less than 20000 . there is only one such row in the table . the date record of this unqiue row is sept 19 .