( ( chemical ( bonding ( and ( atomic structure ) ) ) ) ; )
(ROOT (NP (NP (JJ chemical) (NN bonding) (CC and) (JJ atomic) (NN structure)) (: ;)))
chemical bonding and atomic structure;
(ROOT (S (NP (NNP Chemical) (NN energy)) (VP (VBZ is) (VP (VBN stored) (PP (IN in) (NP (DT the) (NN atom) (NNS bonds))))) (. .)))