( Angiosperms ( ( are ( plants ( producing flowers ) ) ) . ) )
(ROOT (S (NP (NNS Angiosperms)) (VP (VBP are) (NP (NP (NNS plants)) (VP (VBG producing) (NP (NNS flowers))))) (. .)))
Angiosperms are plants producing flowers .
(ROOT (S (NP (NNS Angiosperms)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (VBG flowering) (NN seed) (NNS plants))))) (. .)))