( ( Other sites ) ( ( include ( ( ( ( ( ( ( ( the stomach ) , ) duodenum ) , ) ileum ) , ) and ) colon ) ) . ) )
(ROOT (S (NP (JJ Other) (NNS sites)) (VP (VBP include) (NP (NP (DT the) (NN stomach)) (, ,) (NP (NN duodenum)) (, ,) (NP (NN ileum)) (, ,) (CC and) (NP (NN colon)))) (. .)))
Other sites include the stomach, duodenum, ileum, and colon.
(ROOT (S (NP (JJ Gastric) (NN emptying)) (VP (VBZ is) (VP (VBN regulated) (PP (IN by) (NP (NP (PDT both) (DT the) (NN stomach)) (CC and) (NP (DT the) (NN duodenum)))))) (. .)))