(S (S (BASENP (DT The) (NN spokesman)) (VP (VP (VBD did) (RB not)) (VP (VB comment) (PP (IN on) (SBAR (IN whether) (S (BASENP (NNP Israel)) (VP (VBD had) (VP (ADVP (RB also)) (VP (VBN blockaded) (NP (BASENP (NNP Lebanon) (POS 's)) (NN airspace))))))))))) (PERIOD .))