( ( Give ( ( Lewis Symbols ) ( for ( ( elements and ) ( molecular compounds ) ) ) ) ) . )
(ROOT (S (VP (VB Give) (NP (NP (NNP Lewis) (NNP Symbols)) (PP (IN for) (NP (NP (NNS elements)) (CC and) (NP (JJ molecular) (NNS compounds)))))) (. .)))
Give Lewis Symbols for elements and molecular compounds.
(ROOT (S (NP (DT A) (JJ binary) (JJ molecular) (NN compound)) (VP (VBZ is) (VP (VBN made) (PRT (RP up)) (PP (IN of) (NP (CD two) (NNS elements))))) (. .)))