( ( Motor oil ) ( ( ( must never ) ( be ( dumped ( in ( storm drains ) ) ) ) ) ; ) )
(ROOT (S (NP (NNP Motor) (NN oil)) (VP (MD must) (ADVP (RB never)) (VP (VB be) (VP (VBN dumped) (PP (IN in) (NP (NN storm) (NNS drains)))))) (: ;)))
Motor oil must never be dumped in storm drains;
(ROOT (S (NP (NNP Motor) (NN oil)) (VP (VBZ is) (NP (NP (DT a) (JJ harmful) (NN substance)) (SBAR (WHNP (WDT that)) (S (VP (MD must) (RB not) (VP (VB be) (VP (VBN drained) (PP (IN into) (NP (DT a) (NN storm) (NN sewer)))))))))) (. .)))