( ( Addition ( of ( Water Water ) ) ) ( ( can ( ( add ( across ( ( the ( double bond ) ) ( of ( the alkenes ) ) ) ) ) ( to ( form ( aliphatic alcohols ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Addition)) (PP (IN of) (NP (NNP Water) (NNP Water)))) (VP (MD can) (VP (VB add) (PP (IN across) (NP (NP (DT the) (JJ double) (NN bond)) (PP (IN of) (NP (DT the) (NNS alkenes))))) (S (VP (TO to) (VP (VB form) (NP (JJ aliphatic) (NNS alcohols))))))) (. .)))
Addition of Water Water can add across the double bond of the alkenes to form aliphatic alcohols.
(ROOT (S (NP (NNS Alkenes)) (VP (VBP are) (VP (VBN formed) (PP (IN from) (NP (NP (DT an) (NN alcohol)) (SBAR (WHNP (WDT that)) (S (VP (VBZ loses) (NP (NN water))))))))) (. .)))