( ( Split ( Vein ( Split Vein ) ) ) ( ( ( Detach ( a leaf ) ) ( from ( the ( stock plant ) ) ) ) . ) )
(ROOT (S (NP (NNP Split) (NNP Vein) (NNP Split) (NNP Vein)) (VP (VBP Detach) (NP (DT a) (NN leaf)) (PP (IN from) (NP (DT the) (NN stock) (NN plant)))) (. .)))
Split Vein Split Vein Detach a leaf from the stock plant.
(ROOT (S (NP (NNS Leaves)) (VP (VBP export) (NP (NN sugar)) (PP (TO to) (NP (NP (NNS roots)) (CC and) (NP (NP (JJ other) (JJ nonphotosynthetic) (NNS parts)) (PP (IN of) (NP (DT the) (NN plant)))))) (PP (IN through) (NP (DT the) (NNS veins)))) (. .)))