(S (PP (IN About) (NP (BASENP (DT the) (NNS allegations)) (PP (IN of) (NP (NP (BASENP (NN abuse)) (PP (IN at) (BASENP (NNP Guantanamo)))) (COMMA ,) (SBAR (WHNP (WDT which)) (S (BASENP (NNP McClellan)) (VP (VBZ has) (VP (ADVP (RB previously)) (VP (VBN called) (BASENP (VBN isolated) (NNS incidents))))))))))) (COMMA ,) (S (BASENP (PRP he)) (VP (VBD said) (COMMA ,) (QT (DQL ``) (QTC (S (S (BASENP (PRP We)) (VP (VBP hold) (S (BASENP (NNS people)) (ADJP (JJ accountable))))) (SBAR (WHADVP (WRB when)) (S (NP (EX there)) (VP (VBZ is) (BASENP (NN abuse)))))) (PERIOD .)) (DQR '')))))