( ( The uterus ) ( ( ( ( has ( a ( flat ( , ( inner surface ) ) ) ) ) and ) ( is ( covered ( with ( tall ( , ( columnar ( epithelial cells ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN uterus)) (VP (VP (VBZ has) (NP (DT a) (JJ flat) (, ,) (JJ inner) (NN surface))) (CC and) (VP (VBZ is) (VP (VBN covered) (PP (IN with) (NP (JJ tall) (, ,) (JJ columnar) (JJ epithelial) (NNS cells)))))) (. .)))
The uterus has a flat, inner surface and is covered with tall, columnar epithelial cells.
(ROOT (S (NP (NNP Epithelial) (. ?) (NNP tissue)) (VP (VBZ consists) (PP (IN of) (NP (NP (NNS cells)) (SBAR (WHNP (WHNP (WDT that) (NN cover)) (NP (JJ inner) (CC and) (JJ outer) (NN body))) (S (VP (VBZ surfaces))))))) (. .)))