( ( Most ( ocean species ) ) ( ( are ( algae-eaters ( that ( ( clean ( the ( coral reef ) ) ) ( with ( their teeth ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJS Most) (NN ocean) (NNS species)) (VP (VBP are) (NP (NP (NNS algae-eaters)) (SBAR (WHNP (WDT that)) (S (VP (VB clean) (NP (DT the) (NN coral) (NN reef)) (PP (IN with) (NP (PRP$ their) (NNS teeth)))))))) (. .)))
Most ocean species are algae-eaters that clean the coral reef with their teeth.
(ROOT (S (NP (RBS Most) (JJ red) (NN algae) (NNS species)) (VP (VBP live) (PP (IN in) (NP (NNS oceans)))) (. .)))