( ( ( The hydrolysis ) ( of ( sucrose ( to ( ( glucose and ) fructose ) ) ) ) ) ( ( is ( a ( spontaneous reaction ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNS hydrolysis)) (PP (IN of) (NP (NP (NN sucrose)) (PP (TO to) (NP (NN glucose) (CC and) (NN fructose)))))) (VP (VBZ is) (NP (DT a) (JJ spontaneous) (NN reaction))) (. .)))
The hydrolysis of sucrose to glucose and fructose is a  spontaneous reaction.
(ROOT (S (NP (NNP Sucrose)) (VP (VBZ is) (VP (VBN formed) (SBAR (WHADVP (WRB when)) (S (NP (NP (NP (DT a) (NN monomer)) (PP (IN of) (NP (NN glucose)))) (CC and) (NP (NP (DT a) (NN monomer)) (PP (IN of) (NP (NN fructose))))) (VP (VBP are) (VP (VBN joined) (PP (IN in) (NP (DT a) (NN dehydration) (NN reaction))) (S (VP (TO to) (VP (VB form) (NP (DT a) (JJ glycosidic) (NN bond))))))))))) (. .)))