( ( In general ) ( , ( disinfectants ( ( can ( be ( divided ( into ( seven ( major categories ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (NN general))) (, ,) (NP (NNS disinfectants)) (VP (MD can) (VP (VB be) (VP (VBN divided) (PP (IN into) (NP (CD seven) (JJ major) (NNS categories)))))) (. .)))
In general, disinfectants can be divided into seven major categories.
(ROOT (S (NP (NNS Mollusks)) (VP (MD can) (VP (VB be) (VP (VBN divided) (PP (IN into) (NP (CD seven) (NNS classes)))))) (. .)))
Mollusks can be divided into seven classes.