( Some ( ( have ( ( ( a ( characteristic odor ) ) , ) ( such ( as garlic ) ) ) ) . ) )
(ROOT (S (NP (DT Some)) (VP (VBP have) (NP (NP (DT a) (JJ characteristic) (NN odor)) (, ,) (PP (JJ such) (IN as) (NP (NN garlic))))) (. .)))
Some have a characteristic odor, such as garlic.
(ROOT (S (NP (JJ Strong) (NN odor)) (VP (VBZ helps) (S (NP (DT some) (NNS animals)) (VP (VB defend) (NP (PRP themselves)) (PP (IN against) (NP (NNS predators)))))) (. .)))
Strong odor helps some animals defend themselves against predators.