( ( stomach ( ( ( a species ) ( of shark ) ) ( that ( is ( known ( to ( live ( on ( the ( ocean floor ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB stomach) (NP (NP (DT a) (NN species)) (PP (IN of) (NP (NN shark))) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN known) (S (VP (TO to) (VP (VB live) (PP (IN on) (NP (DT the) (NN ocean) (NN floor)))))))))))) (. .)))
stomach a species of shark that is known to live on the ocean floor.
(ROOT (S (NP (NP (DT The) (NN majority)) (PP (IN of) (NP (NNS species)))) (VP (VBP live) (PP (IN in) (NP (DT the) (NN ocean)))) (. .)))