( ( ( ( ( Some animals ) , ) ( such ( as ( the tortoise ) ) ) ) , ) ( ( have ( both ( ( ( an endoskeleton ) and ) ( an exoskeleton ) ) ) ) . ) )
(ROOT (S (NP (NP (DT Some) (NNS animals)) (, ,) (PP (JJ such) (IN as) (NP (DT the) (NN tortoise))) (, ,)) (VP (VBP have) (NP (PDT both) (NP (DT an) (NN endoskeleton)) (CC and) (NP (DT an) (NN exoskeleton)))) (. .)))
Some animals, such as the tortoise, have both an endoskeleton and an exoskeleton.
(ROOT (S (NP (NNS Humans)) (VP (VBP possess) (NP (DT a) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN endoskeleton))) (. .)))