(S (S (BASENP (PRP He)) (VP (VBD said) (SBAR (IN that) (S (S (BASENP (JJ Pakistani) (NNS officials)) (VP (QTL (DQL ``) (VBP are)) (VP (ADVP (RB carefully)) (VP (QTR (VBG examining) (DQR '')) (NP (NP (BASENP (NNP Barack) (NNP Obama) (POS 's)) (BASENP (JJ new) (NNP Afghanistan) (NN plan))) (COMMA ,) (SBAR (WHNP (WDT which)) (S (BASENP (PRP he)) (VP (VBD announced) (BASENP (NN yesterday)))))))))) (COMMA ,) (SBAR (IN before) (S (VP (VBG making) (NP (BASENP (DT a) (NN decision)) (PP (IN on) (SBAR (SBAR (IN whether) (CC or) (RB not)) (S (VP (TO to) (VP (VB support) (BASENP (PRP it))))))))))))))) (PERIOD .))