sentence1_binary_parse: ( ( To ( maintain ( good health ) ) ) ( , ( ( regular exercise ) ( ( is required ) . ) ) ) )
sentence1_parse: (ROOT (S (S (VP (TO To) (VP (VB maintain) (NP (JJ good) (NN health))))) (, ,) (NP (JJ regular) (NN exercise)) (VP (VBZ is) (VP (VBN required))) (. .)))
sentence1: To maintain good health, regular exercise is required.
sentence2_parse: (ROOT (S (NP (NNP Exercising)) (ADVP (RB regularly)) (VP (VBZ is) (NP (DT a) (JJ good) (NN health) (NN habit))) (. .)))
sentence2: Exercising regularly is a good health habit.