sentence1_binary_parse: ( Humans ( ( have ( ( ( only 23 ) pairs ) ( of chromosomes ) ) ) . ) )
sentence1_parse: (ROOT (S (NP (NNS Humans)) (VP (VBP have) (NP (NP (QP (RB only) (CD 23)) (NNS pairs)) (PP (IN of) (NP (NNS chromosomes))))) (. .)))
sentence1: Humans have only 23 pairs of chromosomes.
sentence2_parse: (ROOT (S (NP (NNS Humans)) (ADVP (RB typically)) (VP (VBP have) (NP (NP (CD 23) (JJ pairs) (NNS pairs)) (PP (IN of) (NP (NNS chromosomes))))) (. .)))
sentence2: Humans typically have 23 pairs pairs of chromosomes.