( There ( ( are ( ( a ( large number ) ) ( of ( ( ( ( leukocytes -LRB- ) ( white ( blood cells ) ) ) -RRB- ) ( in colostrum ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (DT a) (JJ large) (NN number)) (PP (IN of) (NP (NP (NP (NNS leukocytes)) (-LRB- -LRB-) (NP (JJ white) (NN blood) (NNS cells)) (-RRB- -RRB-)) (PP (IN in) (NP (NN colostrum))))))) (. .)))
There are a large number of leukocytes (white blood cells) in colostrum.
(ROOT (S (NP (JJ Leukocytes) (NN blood) (NNS cells)) (VP (VBP are) (ADJP (JJ white))) (. .)))