( These ( ( are ( the ( most ( numerous ( blood cells ) ) ) ) ) . ) )
(ROOT (S (NP (DT These)) (VP (VBP are) (NP (DT the) (RBS most) (JJ numerous) (NN blood) (NNS cells))) (. .)))
These are the most numerous blood cells.
(ROOT (S (NP (NNP Red) (NN blood) (NNS cells)) (VP (VBP are) (NP (DT the) (RBS most) (JJ numerous) (NN blood) (NNS cells))) (. .)))