( ( ( An increase ) ( in temperature ) ) ( ( ( ( results ( in ( ( a decrease ) ( in ( ( gas solubility ) ( in water ) ) ) ) ) ) , ) ( while ( ( ( a decrease ) ( in temperature ) ) ( results ( in ( ( an increase ) ( in ( gas solubility ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT An) (NN increase)) (PP (IN in) (NP (NN temperature)))) (VP (VBZ results) (PP (IN in) (NP (NP (DT a) (NN decrease)) (PP (IN in) (NP (NP (NN gas) (NN solubility)) (PP (IN in) (NP (NN water))))))) (, ,) (SBAR (IN while) (S (NP (NP (DT a) (NN decrease)) (PP (IN in) (NP (NN temperature)))) (VP (VBZ results) (PP (IN in) (NP (NP (DT an) (NN increase)) (PP (IN in) (NP (NN gas) (NN solubility))))))))) (. .)))
An increase in temperature results in a decrease in gas solubility in water, while a decrease in temperature results in an increase in gas solubility.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NP (DT the) (NN solubility)) (PP (IN of) (NP (NP (NNS gases)) (PP (IN in) (NP (NNS liquids)))))) (VP (VBZ changes) (PP (IN with) (NP (VBG increasing) (NN temperature)))))) (, ,) (NP (PRP it)) (VP (VBZ decreases)) (. .)))