(S (S (SBAR (WHADVP (WRB When)) (S (VP (VBN asked) (SBAR (WHADVP (WRB why)) (S (NP (BASENP (DT the) (NN department)) (PP (IN of) (BASENP (JJ foreign) (NNS affairs) (CC and) (NN trade)))) (VP (VP (VBD did) (BASENP (NN nothing))) (PP (IN about) (NP (BASENP (DT the) (NNS allegations)) (VP (ADVP (RB first)) (VP (VBN received) (PP (IN in) (BASENP (NN 2000))))))))))))) (COMMA ,) (S (BASENP (PRP he)) (VP (VP (VBD told) (BASENP (DT the) (NN inquiry))) (SBAR (IN that) (S (S (BASENP (PRPD his) (NN department)) (VP (VP (MD could) (RB n't)) (VP (VB investigate) (BASENP (NNP AWB))))) (CC and) (S (NP (BASENP (NN responsibility)) (PP (IN for) (NP (DT the) (NP (NP (BASENP (NN oil)) (PP (IN for) (BASENP (NN food)))) (NN program))))) (VP (VBD laid) (PP (IN with) (BASENP (DT the) (NNP UN)))))))))) (PERIOD .))