sentence1_binary_parse: ( ( ( ( ( The ( vertebral column ) ) , ) ( also ( known ( as ( the ( ( backbone or ) spine ) ) ) ) ) ) , ) ( ( is ( ( a ( ( bony skeletal ) structure ) ) ( found ( in vertebrates ) ) ) ) . ) )
sentence1_parse: (ROOT (S (NP (NP (DT The) (JJ vertebral) (NN column)) (, ,) (VP (ADVP (RB also)) (VBN known) (PP (IN as) (NP (DT the) (NN backbone) (CC or) (NN spine)))) (, ,)) (VP (VBZ is) (NP (NP (DT a) (ADJP (RB bony) (JJ skeletal)) (NN structure)) (VP (VBN found) (PP (IN in) (NP (NNS vertebrates)))))) (. .)))
sentence1: The vertebral column, also known as the backbone or spine, is a bony skeletal structure found in vertebrates.
sentence2_parse: (ROOT (S (NP (NNP Backbone)) (VP (VBZ is) (NP (NP (DT another) (NN name)) (PP (IN for) (NP (DT the) (JJ vertebral) (NN column))))) (. .)))
sentence2: Backbone is another name for the vertebral column.