(S (S (NP (BASENP (DT The) (NN suit)) (PRN (COMMA ,) (VP (VBN filed) (PP (IN in) (BASENP (NNP San) (NNP Francisco)))) (COMMA ,))) (VP (VBZ alleges) (SBAR (IN that) (S (BASENP (NNP AT&T)) (VP (VP (VBD violated) (BASENP (JJ federal) (NNS laws))) (PP (IN by) (S (VP (VP (VBG collaborating) (PP (IN with) (BASENP (NN government)))) (S (VP (TO to) (VP (VB eavesdrop) (PP (IN on) (BASENP (NNP U.S.) (NNS citizens)))))))))))))) (PERIOD .))