( ( These seeds ) ( ( ( are usually ) ( dispersed ( by wind ) ) ) . ) )
(ROOT (S (NP (DT These) (NNS seeds)) (VP (VBP are) (ADVP (RB usually)) (VP (VBN dispersed) (PP (IN by) (NP (NN wind))))) (. .)))
These seeds are usually dispersed by 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))))))) (. .)))