Task: Text to Code
Input (English): select the rows whose service years record fuzzily matches to 1989 . there is only one such row in the table . the ship name record of this unqiue row is kri halim perdanakususma .
Output (English): and { only { filter_eq { all_rows ; service years ; 1989 } } ; eq { hop { filter_eq { all_rows ; service years ; 1989 } ; ship name } ; kri halim perdanakususma } }