( ( ( Any compound ) ( of carbon ) ) ( , ( ( excluding ( ( ( ( ( ( ( ( ( ( carbon monoxide ) , ) ( carbon dioxide ) ) , ) ( carbonic acid ) ) , ) ( metallic ( ( carbides or ) carbonates ) ) ) , ) and ) ( ammonium carbonate ) ) ) ( , ( which ( ( participates ( in ( atmospheric ( photochemical reactions ) ) ) ) . ) ) ) ) ) )
(ROOT (S (NP (NP (DT Any) (NN compound)) (PP (IN of) (NP (NN carbon)))) (, ,) (PP (VBG excluding) (NP (NP (NN carbon) (NN monoxide)) (, ,) (NP (NN carbon) (NN dioxide)) (, ,) (NP (JJ carbonic) (NN acid)) (, ,) (NP (JJ metallic) (NNS carbides) (CC or) (NNS carbonates)) (, ,) (CC and) (NP (NN ammonium) (NN carbonate)))) (, ,) (NP (WDT which)) (VP (VBZ participates) (PP (IN in) (NP (JJ atmospheric) (JJ photochemical) (NNS reactions)))) (. .)))
Any compound of carbon, excluding carbon monoxide, carbon dioxide, carbonic acid, metallic carbides or carbonates, and ammonium carbonate, which participates in atmospheric photochemical reactions.
(ROOT (S (NP (NP (JJ Binary) (NNS compounds)) (PP (IN of) (NP (NP (NN carbon)) (PP (IN with) (NP (ADJP (RBR less) (JJ electronegative)) (NNS elements)))))) (VP (VBP are) (VP (VBN called) (NP (NNS carbides)))) (. .)))