( It ( ( ( ( ( was larger ) ( than ( ( ( ( most other ) tetrapods ) ( -LRB- ( ( four-limbed vertebrates ) -RRB- ) ) ) ( of ( its time ) ) ) ) ) , ) ( ( ranging ( from ( ( ( ( 1.6 to ) 3 ) metres ) ( -LRB- ( ( ( ( 5.2 to ) 9.8 ) ft ) -RRB- ) ) ) ) ) ( in ( ( length and ) ( ( ( ( ( 26 to ) 230 ) kilograms ) ( -LRB- ( ( ( ( 57 to ) 507 ) lb ) -RRB- ) ) ) ( in weight ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD was) (ADJP (JJR larger)) (PP (IN than) (NP (NP (ADJP (RBS most) (JJ other)) (NNS tetrapods)) (PRN (-LRB- -LRB-) (NP (JJ four-limbed) (NNS vertebrates)) (-RRB- -RRB-)) (PP (IN of) (NP (PRP$ its) (NN time))))) (, ,) (VP (VBG ranging) (PP (IN from) (NP (NP (QP (CD 1.6) (TO to) (CD 3)) (NNS metres)) (PRN (-LRB- -LRB-) (NP (QP (CD 5.2) (TO to) (CD 9.8) (CD ft))) (-RRB- -RRB-)))) (PP (IN in) (NP (NP (NN length)) (CC and) (NP (NP (NP (QP (CD 26) (TO to) (CD 230)) (NNS kilograms)) (PRN (-LRB- -LRB-) (NP (QP (CD 57) (TO to) (CD 507) (CD lb))) (-RRB- -RRB-))) (PP (IN in) (NP (NN weight)))))))) (. .)))
It was larger than most other tetrapods (four-limbed vertebrates) of its time, ranging from 1.6 to 3 metres (5.2 to 9.8 ft) in length and 26 to 230 kilograms (57 to 507 lb) in weight.
(ROOT (S (NP (NP (NNS Amphibians)) (PRN (-LRB- -LRB-) (CC or) (ADJP (JJ tetrapods)) (-RRB- -RRB-))) (VP (VBD were) (NP (NP (DT the) (JJ first)) (PP (IN with) (NP (CD four) (NNS limbs))))) (. .)))