( There ( ( ( ( ( ( are ( ( two types ) ( of ( seed plants ) ) ) ) , ) gymnosperms ) and ) angiosperms ) . ) )
(ROOT (S (NP (EX There)) (VP (VP (VBP are) (NP (NP (CD two) (NNS types)) (PP (IN of) (NP (NN seed) (NNS plants))))) (, ,) (VP (VBZ gymnosperms)) (CC and) (VP (VBZ angiosperms))) (. .)))
There are two types of seed plants, gymnosperms and angiosperms.
(ROOT (S (NP (NNS Conifers)) (VP (VBP are) (NP (NP (DT the) (ADJP (RBS most) (JJ prevalent)) (NN type)) (PP (IN of) (NP (NNS gymnosperms))))) (. .)))