( Microbiologists ( ( recognize ( ( a ( classification system ) ) ( that ( divides ( ( living things ) ( into ( ( ( three domains ) ( rather than ) ) ( five kingdoms ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Microbiologists)) (VP (VBP recognize) (NP (NP (DT a) (NN classification) (NN system)) (SBAR (WHNP (WDT that)) (S (VP (VBZ divides) (S (VP (VBG living) (NP (NNS things)) (PP (IN into) (NP (NP (CD three) (NNS domains)) (CONJP (RB rather) (IN than)) (NP (CD five) (NNS kingdoms))))))))))) (. .)))
Microbiologists recognize a classification system that divides living things into three domains rather than five kingdoms.
(ROOT (S (NP (DT A) (NN domain)) (VP (VBZ is) (NP (NP (DT the) (JJS highest) (NN taxon)) (PP (IN in) (NP (NP (DT the) (NN classification)) (PP (IN of) (NP (VBG living) (NNS things))))))) (. .)))