( ( ( Evaporation - ) ( When ( ( ( water changes ) ( into water ) ) ( vapor ( as ( it ( is heated ) ) ) ) ) ) ) . )
(ROOT (X (NP (NNP Evaporation)) (: -) (FRAG (SBAR (WHADVP (WRB When)) (S (NP (NP (NN water) (NNS changes)) (PP (IN into) (NP (NN water)))) (VP (VBP vapor) (SBAR (IN as) (S (NP (PRP it)) (VP (VBZ is) (ADJP (JJ heated))))))))) (. .)))
Evaporation- When water changes into water vapor as it is heated.
(ROOT (S (NP (NNP Evaporation)) (VP (VBZ is) (ADJP (JJ responsible) (PP (IN for) (S (VP (VBG changing) (NP (JJ liquid) (NN water)) (PP (IN into) (NP (NN water) (NN vapor)))))))) (. .)))