( Evaporation ( ( accounts ( for ( ( 42 % ) ( of ( ( the outflow ) ( of ( ( ( the lake ) , ) ( which ( leaves ( ( the lake ) ( slightly saline ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Evaporation)) (VP (VBZ accounts) (PP (IN for) (NP (NP (CD 42) (NN %)) (PP (IN of) (NP (NP (DT the) (NN outflow)) (PP (IN of) (NP (NP (DT the) (NN lake)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ leaves) (S (NP (DT the) (NN lake)) (ADJP (RB slightly) (JJ saline))))))))))))) (. .)))
Evaporation accounts for 42% of the outflow of the lake, which leaves the lake slightly saline.
(ROOT (S (NP (NNP Water)) (VP (VP (VBZ leaves) (NP (NNS ponds) (CC and) (NNS lakes)) (PP (IN through) (NP (NN evaporation)))) (CC and) (VP (ADVP (RB also)) (PP (IN as) (NP (NN outflow))))) (. .)))