(S (S (S (NP (BASENP (NN Most)) (PP (IN of) (NP (BASENP (DT the) (NNS participants)) (PP (IN at) (BASENP (DT the) (NN summit)))))) (VP (VP (VBD favored) (BASENP (DT a) (NN referendum))) (COMMA ,) (PP (IN except) (PP (IN for) (BASENP (NNP Ian) (NNP Paisley)))))) (COMMA ,) (PP (VBG according) (PP (TO to) (NP (BASENP (DT an) (NN anoynoums) (NN source)) (SBAR (WHNP (WP who)) (S (VP (VP (VBD wished) (VP (ADVP (RB not)) (VP (VB be) (VP (VBN identified))))) (SBAR (IN as) (S (BASENP (PRP he)) (NP (BASENP (DT no) (NN authorization)) (SBAR (S (VP (TO to) (VP (VP (VB release) (BASENP (NNS details))) (ADVP (RB publicly)))))))))))))))) (PERIOD .))