sentence1_binary_parse: ( ( ( Molecular regulation ) ( of ( smooth-muscle contraction ) ) ) ; )
sentence1_parse: (ROOT (NP (NP (JJ Molecular) (NN regulation)) (PP (IN of) (NP (JJ smooth-muscle) (NN contraction))) (: ;)))
sentence1: Molecular regulation of smooth-muscle contraction;
sentence2_parse: (ROOT (S (NP (JJ Smooth) (NN muscle)) (VP (VBZ regulates) (NP (NP (NN air) (NN flow)) (PP (IN in) (NP (NNS lungs))))) (. .)))
sentence2: Smooth muscle regulates air flow in lungs.