( ( ( the chemistry ) ( of ( alkanes ( , ( alkenes ( , ( alkynes ( , ( alcohols ( , ( and ethers ) ) ) ) ) ) ) ) ) ) ) ; )
(ROOT (NP (NP (DT the) (NN chemistry)) (PP (IN of) (NP (NNS alkanes) (, ,) (NNS alkenes) (, ,) (NNS alkynes) (, ,) (NNS alcohols) (, ,) (CC and) (NNS ethers))) (: ;)))
the chemistry of alkanes, alkenes, alkynes, alcohols, and ethers;
(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))))))))) (. .)))