(S (S (S (BASENP (JJ Military) (NNS forces)) (VP (VBD continued) (S (VP (TO to) (VP (VP (VP (VB fight) (PRT (RP off))) (BASENP (DT the) (NNS militants))) (PP (IN on) (BASENP (NNP Monday) (NN morning)))))))) (COMMA ,) (SBAR (BASENP (NNS hours)) (SBAR (IN after) (S (BASENP (DT the) (NN attack)) (VP (VP (VBD began) (ADVP (BASENP (DT the) (NN night)) (RB before))) (SBAR (WHADVP (WRB when)) (S (NP (QP (ADJP (ADJP (RB as) (JJ many)) (IN as)) (NN twenty)) (NNS militants)) (VP (VP (VBD stormed) (NP (BASENP (NNS hangars)) (PP (IN at) (BASENP (DT the) (NN base))))) (CC and) (VP (VP (VBD used) (BASENP (JJ rocket-propelled) (NNS grenades))) (S (VP (TO to) (VP (VB destroy) (NP (BASENP (DT a) (NN number)) (PP (IN of) (NP (BASENP (JJ military) (NN aircraft)) (COMMA ,) (PP (VBG including) (BASENP (DT a) (NNP P-3C) (NNP Orion)))))))))))))))))) (PERIOD .))