(S (S (BASENP (JJ Several) (NN news) (NNS agencies)) (VP (VBP are) (VP (VBG reporting) (SBAR (IN that) (S (BASENP (NNP Google) (NNP Base)) (VP (MD will) (VP (VB be) (VP (VBN used) (PP (IN for) (BASENP (JJ classified) (NNS ads))))))))))) (PERIOD .))