(S (S (BASENP (PRP He)) (VP (ADVP (RB also)) (VP (VBD added) (SBAR (IN that) (S (BASENP (NNP Lawrence)) (VP (VBD had) (VP (VBN worked) (PP (IN on) (NP (NP (BASENP (DT the) (NN campaign)) (PP (IN for) (NP (NP (BASENP (NN election)) (PP (IN of) (BASENP (NNP Australian) (NNP Republican) (NNP Movement) (NNS representatives)))) (PP (TO to) (BASENP (DT the) (NNP Australian) (NNP Constitutional) (NNP Convention)))))) (PP (IN in) (BASENP (NN 1998)))))))))))) (PERIOD .))