(S (S (ADVP (RB However)) (S (S (BASENP (PRP they)) (VP (VBP are) (VP (VBG declining) (S (VP (TO to) (VP (VB be) (ADJP (JJ specific) (PP (IN about) (BASENP (PRPD their) (NN composition)))))))))) (SBAR (IN as) (S (S (BASENP (DT the) (NN information)) (VP (MD could) (VP (VB be) (ADJP (JJ useful))))) (SBAR (WHADVP (WRB when)) (S (BASENP (PRP they)) (VP (VBP interrogate) (BASENP (NNS suspects))))))))) (PERIOD .))