(S (S (NP (NP (BASENP (NNP Sinn) (NNP Féin)) (COMMA ,) (BASENP (NNP SDLP))) (CC and) (BASENP (DT the) (NNP Alliance) (NNP Party))) (VP (VBP have) (VP (BASENP (DT all)) (VP (VP (VBN blamed) (BASENP (DT the) (NNP DUP))) (PP (IN for) (BASENP (DT the) (NN failure))))))) (PERIOD .))