( ( ( phytoplankton Plankton ) ( consisting ( of ( ( plants , ) ( such ( as algae ) ) ) ) ) ) . )
(ROOT (NP (NP (NNP phytoplankton) (NNP Plankton)) (VP (VBG consisting) (PP (IN of) (NP (NP (NNS plants)) (, ,) (PP (JJ such) (IN as) (NP (NN algae)))))) (. .)))
phytoplankton Plankton consisting of plants, such as algae.
(ROOT (S (NP (NNP Phytoplankton)) (VP (VBP make) (NP (NP (NN food)) (PP (IN via) (NP (NN photosynthesis))))) (. .)))