( Chryosophytes ( ( are ( ( the ( ( most abundant ) ( unicellular algae ) ) ) ( in ( the oceans ) ) ) ) . ) )
(ROOT (S (NP (NNS Chryosophytes)) (VP (VBP are) (NP (NP (DT the) (ADJP (RBS most) (JJ abundant)) (NN unicellular) (NN algae)) (PP (IN in) (NP (DT the) (NNS oceans))))) (. .)))
Chryosophytes are the most abundant unicellular algae in the oceans.
(ROOT (S (NP (RBS Most) (JJ red) (NN algae) (NNS species)) (VP (VBP live) (PP (IN in) (NP (NNS oceans)))) (. .)))