(S (S (BASENP (DT The) (NN evidence)) (VP (VBZ comes) (PP (IN from) (NP (BASENP (DT a) (NN DNA) (NN analysis)) (PP (IN of) (NP (BASENP (JJ fossil) (NNS bones)) (VP (VBN collected) (PP (IN from) (NP (BASENP (DT the) (NNS teeth) (CC and) (NNS bones)) (PP (IN of) (NP (BASENP (NN seventeen) (NNS bears)) (PP (IN from) (BASENP (NN eight) (JJ Irish) (NNS caves)))))))))))))) (PERIOD .))