( ( ( The parts ) ( of ( a flower ) ) ) ( ( ( are so ) ( ( ( constructed ( that very ) ) , ) ( very ( often ( ( the wind ) ( will ( cause pollination ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNS parts)) (PP (IN of) (NP (DT a) (NN flower)))) (VP (VBP are) (ADVP (RB so)) (VP (VBN constructed) (ADVP (RB that) (RB very)) (, ,) (ADVP (RB very) (RB often) (SBAR (S (NP (DT the) (NN wind)) (VP (MD will) (VP (VB cause) (NP (NN pollination))))))))) (. .)))
The parts of a flower are so constructed that very, very often the wind will cause pollination.
(ROOT (S (NP (NP (NNS Flowers)) (VP (VBN pollinated) (PP (IN by) (NP (NN wind))))) (ADVP (RB generally)) (VP (VBP lack) (NP (JJ brightly) (VBN colored) (NNS parts))) (. .)))