(S (S (PP (VBG According) (PP (TO to) (NP (BASENP (DT a) (NN source)) (SBAR (WHNP (WP who)) (S (VP (VP (VBD spoke) (PP (TO to) (BASENP (NNP Wikinews)))) (PP (IN on) (NP (BASENP (NN condition)) (PP (IN of) (BASENP (NN anonymity))))))))))) (COMMA ,) (S (BASENP (DT the) (NN warehouse)) (VP (VBD contained) (NP (BASENP (QP (IN over) (DOLLAR US$) (NN 8) (NN million))) (PP (IN in) (BASENP (NNS supplies) (CC and) (NNS chemicals))))))) (PERIOD .))