( ( The ( sea cucumber ) ) ( ( ( ( has ( an endoskeleton ) ) ( -LRB- ( ( internal skeleton ) -RRB- ) ) ) ( beneath ( the skin ) ) ) . ) )
(ROOT (S (NP (DT The) (NN sea) (NN cucumber)) (VP (VBZ has) (NP (DT an) (NN endoskeleton)) (PRN (-LRB- -LRB-) (NP (JJ internal) (NN skeleton)) (-RRB- -RRB-)) (PP (IN beneath) (NP (DT the) (NN skin)))) (. .)))
The sea cucumber has an endoskeleton (internal skeleton) beneath the skin.
(ROOT (S (NP (NNS Humans)) (VP (VBP possess) (NP (DT a) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN endoskeleton))) (. .)))