( ( ( ( ( Ammonia , ) methane ) and ) hydrogen ) ( ( are ( necessary ( to ( provide ( ( carbon ( , ( nitrogen ( , ( ( hydrogen and ) oxygen ) ) ) ) ) ( which ( are ( found ( in ( ( ( ( the ( amino acids ) ) ( the proteins ) ) and ) ( ( ( the ( nucleic acids ) ) , ) ( ( the ( building blocks ) ) ( of ( the ( living organisms ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Ammonia)) (, ,) (NP (NN methane)) (CC and) (NP (NN hydrogen))) (VP (VBP are) (ADJP (JJ necessary) (S (VP (TO to) (VP (VB provide) (NP (NP (NN carbon) (, ,) (NN nitrogen) (, ,) (NN hydrogen) (CC and) (NN oxygen)) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (VP (VBN found) (PP (IN in) (NP (NP (NP (DT the) (JJ amino) (NNS acids)) (NP (DT the) (NNS proteins))) (CC and) (NP (NP (DT the) (JJ nucleic) (NNS acids)) (, ,) (NP (NP (DT the) (NN building) (NNS blocks)) (PP (IN of) (NP (DT the) (VBG living) (NNS organisms))))))))))))))))) (. .)))
Ammonia, methane and hydrogen are necessary to provide carbon, nitrogen, hydrogen and oxygen which are found in the amino acids the proteins and the nucleic acids, the building blocks of the living organisms.
(ROOT (S (NP (NNP Rna) (CC and) (NNP dna)) (VP (VBP are) (NP (NP (NNS types)) (PP (IN of) (NP (NP (JJ nucleic) (NNS acids)) (VP (VBG containing) (NP (NP (DT the) (NNS elements)) (NP (NN carbon) (, ,) (NN hydrogen) (, ,) (NN oxygen) (, ,) (NN nitrogen) (, ,) (CC and) (NN phosphorus)))))))) (. .)))