(S (S (NP (BASENP (DT The) (NNS aims)) (PP (IN of) (BASENP (DT the) (NN ban)))) (VP (VBP are) (S (VP (VP (TO to) (VP (VB reduce) (NP (BASENP (DT the) (NNS risks)) (VP (VBN associated) (PP (IN with) (BASENP (JJ passive) (NN smoking))))))) (CC and) (VP (TO to) (VP (VB reduce) (NP (NP (BASENP (DT the) (NN number)) (PP (IN of) (BASENP (NNS smokers)))) (ADVP (RB overall))))))))) (PERIOD .))