(S (S (BASENP (NNP Lake) (NNP Erie)) (VP (VBZ is) (NP (NP (NP (BASENP (DT the) (ADJP (JJ fourth) (JJS largest)) (NN lake)) (PP (IN of) (NP (BASENP (DT the) (NN five) (NNP Great) (NNPS Lakes)) (PP (IN in) (BASENP (DT the) (NNP U.S.)))))) (CONJP (COMMA ,) (CC but)) (NP (BASENP (DT the) (JJS smallest)) (PP (IN by) (BASENP (NN volume))))) (CONJP (COMMA ,) (CC and)) (NP (BASENP (DT the) (ADJP (JJ tenth) (JJS largest)) (JJ fresh) (NN water) (NN lake)) (PP (IN in) (BASENP (DT the) (NN world))))))) (PERIOD .))