Mitsubishi Ki-21 `` Sally `` s from the 7th Hikodan bombed the airfields at Alor Star , Sungai Petani , and Butterworth .
PROPN PROPN `` PROPN `` X ADP DET ADJ PROPN VERB DET NOUN ADP PROPN PROPN , PROPN PROPN , CCONJ PROPN .