(S (S (PP (IN In) (NP (BASENP (DT this) (NN year) (POS 's)) (NN competition))) (COMMA ,) (S (NP (BASENP (NN 24) (NNS surfers)) (PP (IN from) (NP (BASENP (NNS countries)) (PP (IN such) (PP (IN as) (NP (NP (NP (NP (BASENP (NNP South) (NNP Africa)) (COMMA ,) (BASENP (NNP Peru))) (COMMA ,) (BASENP (NNP Chile))) (COMMA ,) (BASENP (DT the) (NNP United) (NNPS States))) (CONJP (COMMA ,) (CC and)) (BASENP (NNP Argentina)))))))) (VP (VP (VBD participated) (PP (IN in) (BASENP (DT the) (NN championship)))) (COMMA ,) (PP (VBG including) (NP (NP (BASENP (NNP Pichileminians) (NNP Ramón) (NNP Navarro)) (CC and) (BASENP (NNP Cristian) (NNP Merelló))) (CONJP (COMMA ,) (CC and)) (BASENP (NNP Hawaiian) (NNP Köhl) (NNP Christensen))))))) (PERIOD .))