( ( The seeds ) ( ( ( are primarily ) ( dispersed ( by ( the wind ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNS seeds)) (VP (VBP are) (ADVP (RB primarily)) (VP (VBN dispersed) (PP (IN by) (NP (DT the) (NN wind))))) (. .)))
The seeds are primarily dispersed by the wind.
(ROOT (S (NP (NP (NNS Seeds)) (PP (IN of) (NP (DT a) (JJ pine) (NN cone)))) (VP (VP (VBP are) (ADVP (RB easily)) (VP (VBN carried) (PP (IN by) (NP (DT the) (NN wind))))) (CC and) (VP (VBD dispersed) (SBAR (IN because) (S (NP (NNS seeds)) (VP (VBP have) (NP (NNS wings))))))) (. .)))