Task: Code to Text
Input (English): and { only { filter_eq { all_rows ; year ; 2008 } } ; eq { hop { filter_eq { all_rows ; year ; 2008 } ; tournament } ; vietnam open grand prix } } = true
Output (English): select the rows whose year record is equal to 2008 . there is only one such row in the table . the tournament record of this unqiue row is vietnam open grand prix .