( ( angiosperms ( ( Recognized ( as ( the ( ( most advanced ) plants ) ) ) ) ( on earth ) ) ) ( , ( ( the angiosperms ) ( ( ( contribute ( ( the ( reproductive structure ) ) ( of ( the flower ) ) ) ) ( to ( ( the ( seed habit ) ) ( of life ) ) ) ) . ) ) ) )
(ROOT (S (S (NP (NNS angiosperms)) (VP (VBD Recognized) (PP (IN as) (NP (DT the) (ADJP (RBS most) (JJ advanced)) (NNS plants))) (PP (IN on) (NP (NN earth))))) (, ,) (NP (DT the) (NNS angiosperms)) (VP (VBP contribute) (NP (NP (DT the) (JJ reproductive) (NN structure)) (PP (IN of) (NP (DT the) (NN flower)))) (PP (TO to) (NP (NP (DT the) (NN seed) (NN habit)) (PP (IN of) (NP (NN life)))))) (. .)))
angiosperms Recognized as the most advanced plants on earth, the angiosperms contribute the reproductive structure of the flower to the seed habit of life.
(ROOT (S (NP (NNS Angiosperms)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (VBG flowering) (NN seed) (NNS plants))))) (. .)))