(S (S (PP (VBG According) (PP (TO to) (BASENP (NNP House) (NNP Republican) (NN party) (NNS rules)))) (COMMA ,) (S (BASENP (NNP DeLay)) (VP (MD must) (VP (VB resign) (PP (IN upon) (BASENP (NN indictment))))))) (PERIOD .))