( It ( ( ( ( ( displays ( properties ( of ( both metals ) ) ) ) , ) and ) nonmetals ) . ) )
(ROOT (S (NP (PRP It)) (VP (VP (VBZ displays) (NP (NP (NNS properties)) (PP (IN of) (NP (DT both) (NNS metals))))) (, ,) (CC and) (VP (VBZ nonmetals))) (. .)))
It displays properties of both metals, and nonmetals.
(ROOT (S (PP (IN In) (NP (NP (DT a) (NN comparison)) (PP (IN of) (NP (NP (NNS metals)) (PP (TO to) (NP (NNS nonmetals))))))) (, ,) (NP (NNS metals)) (VP (VBP tend) (S (VP (TO to) (VP (VB have) (NP (NP (JJR greater) (NN conductivity)) (CC and) (NP (JJR higher) (NN melting) (NNS points))) (PP (IN than) (NP (NNS nonmetals))))))) (. .)))
In a comparison of metals to nonmetals, metals tend to have greater conductivity and higher melting points than nonmetals.