( ( alloy ( ( A substance ) ( ( ( having ( metallic properties ) ) and ) ( being ( composed ( of ( ( ( ( two or ) more ) ( chemical elements ) ) ( ( of which ) ( ( ( at least ) one ) ( is ( an ( elemental metal ) ) ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB alloy) (S (NP (DT A) (NN substance)) (VP (VP (VBG having) (NP (JJ metallic) (NNS properties))) (CC and) (VP (VBG being) (VP (VBN composed) (PP (IN of) (NP (NP (QP (CD two) (CC or) (JJR more)) (JJ chemical) (NNS elements)) (SBAR (WHPP (IN of) (WHNP (WDT which))) (S (NP (QP (IN at) (JJS least) (CD one))) (VP (VBZ is) (NP (DT an) (JJ elemental) (NN metal)))))))))))) (. .)))
alloy A substance having metallic properties and being composed of two or more chemical elements of which at least one is an elemental metal.
(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))) (. .)))