(S (S (BASENP (JJ Conflicting) (NNS reports)) (VP (VBP say) (SBAR (IN that) (S (BASENP (DT the) (NN swan)) (VP (VBD was) (VP (VBN found) (PP (IN on) (NP (NP (BASENP (NNP Monday)) (COMMA ,) (BASENP (NNP Tuesday))) (CC or) (NNP Wednesday))))))))) (PERIOD .))