( ( The ( small intestine ) ) ( ( is ( ( ( the ( long ( , ( thin segment ) ) ) ) ( of bowel ) ) ( that ( ( ( begins ( at ( the stomach ) ) ) and ) ( ends ( at ( ( ( the ( large intestine ) ) or ) colon ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (JJ small) (NN intestine)) (VP (VBZ is) (NP (NP (DT the) (JJ long) (, ,) (JJ thin) (NN segment)) (PP (IN of) (NP (NN bowel))) (SBAR (WHNP (WDT that)) (S (VP (VP (VBZ begins) (PP (IN at) (NP (DT the) (NN stomach)))) (CC and) (VP (VBZ ends) (PP (IN at) (NP (NP (DT the) (JJ large) (NN intestine)) (CC or) (NP (NN colon)))))))))) (. .)))
The small intestine is the long, thin segment of bowel that begins at the stomach and ends at the large intestine or colon.
(ROOT (S (NP (DT The) (JJ small) (NN intestine)) (VP (VBZ begins) (PP (IN in) (NP (DT the) (NN stomach)))) (. .)))