(S (S (BASENP (DT The) (NN two)) (VP (VP (VP (VBP extend) (NP (BASENP (PRPD their) (NN lead)) (PP (IN on) (NP (BASENP (NNP Cadel) (NNP Evans)) (PP (IN of) (BASENP (NNP Australia))))))) (PP (IN by) (BASENP (NN 1) (NN ') (NN 37) (NN '')))) (CONJP (COMMA ,) (CC and)) (VP (ADVP (RBR more)) (PP (IN on) (NP (BASENP (DT the) (NN rest)) (PP (IN of) (BASENP (DT the) (NNS contenders)))))))) (PERIOD .))