( ( Everything ( that ( exists ( in ( the universe ) ) ) ) ) ( ( ( is either ) ( ( ( ( ( a ( pure chemical ) ) or ) ( a mixture ) ) , ) ( composed ( of ( ( ( one or ) more ) ( of ( ( the elements ) ( shown ( in ( ( the ( above ( Periodic Table ) ) ) ( of ( the Elements ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NN Everything)) (SBAR (WHNP (WDT that)) (S (VP (VBZ exists) (PP (IN in) (NP (DT the) (NN universe))))))) (VP (VBZ is) (ADVP (RB either)) (NP (NP (NP (DT a) (JJ pure) (NN chemical)) (CC or) (NP (DT a) (NN mixture))) (, ,) (VP (VBN composed) (PP (IN of) (NP (NP (QP (CD one) (CC or) (JJR more))) (PP (IN of) (NP (NP (DT the) (NNS elements)) (VP (VBN shown) (PP (IN in) (NP (NP (DT the) (JJ above) (NNP Periodic) (NNP Table)) (PP (IN of) (NP (DT the) (NNPS Elements))))))))))))) (. .)))
Everything that exists in the universe is either a pure chemical or a mixture, composed of one or more of the elements shown in the above Periodic Table of the Elements.
(ROOT (S (ADVP (DT All) (NN matter) (SBAR (IN in) (S (NP (DT the) (NN universe)) (VP (VBZ is) (UCP (VP (VBN composed) (PP (IN of) (NP (CD one)))) (CC or) (ADJP (RBR more) (JJ unique))))))) (NP (JJ pure) (NNS substances)) (VP (VBD called) (NP (NNS elements))) (. .)))