( ( Index condensation ) ( ( polymerization ( ( A ( chemical reaction ) ) ( ( in which ) ( ( two ( or ( more molecules ) ) ) ( ( ( combine , ) ( with ( the separation ) ) ) ( of ( ( water or ) ( some ( other ( simple substance ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Index) (NNP condensation)) (VP (VBP polymerization) (NP (NP (DT A) (JJ chemical) (NN reaction)) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (CD two) (CC or) (JJR more) (NNS molecules)) (VP (VB combine) (, ,) (PP (IN with) (NP (DT the) (NN separation))) (PP (IN of) (NP (NP (NN water)) (CC or) (NP (DT some) (JJ other) (JJ simple) (NN substance))))))))) (. .)))
Index condensation polymerization A chemical reaction in which two or more molecules combine, with the separation of water or some other simple substance.
(ROOT (S (NP (DT A) (NN combination) (NN reaction)) (VP (VBZ is) (NP (NP (DT a) (NN reaction)) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (CD two) (CC or) (JJR more) (NNS substances)) (VP (VBP combine) (S (VP (TO to) (VP (VB form) (NP (DT a) (JJ single) (JJ new) (NN substance)))))))))) (. .)))