( ( For example ) ( , ( ( water ( at ( room temperature ) ) ) ( ( ( is ( a liquid ) ) ( whereas ( ( ( a rock ) ( at ( room temperature ) ) ) ( is solid ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN For) (NP (NN example))) (, ,) (NP (NP (NN water)) (PP (IN at) (NP (NN room) (NN temperature)))) (VP (VBZ is) (NP (DT a) (NN liquid)) (SBAR (IN whereas) (S (NP (NP (DT a) (NN rock)) (PP (IN at) (NP (NN room) (NN temperature)))) (VP (VBZ is) (ADJP (JJ solid)))))) (. .)))
For example, water at room temperature is a liquid whereas a rock at room temperature is solid.
(ROOT (S (NP (NP (CD One) (NN way)) (SBAR (S (VP (TO to) (VP (VB change) (NP (NN water)) (PP (IN from) (NP (NP (DT a) (NN liquid)) (PP (TO to) (NP (DT a) (JJ solid)))))))))) (VP (VBZ is) (S (VP (TO to) (VP (VB decrease) (NP (DT the) (NN temperature)))))) (. .)))