( ( The blastocyst ) ( ( consists ( of ( ( ( ( ( an ( inner ( cell mass ) ) ) ( -LRB- ( embryoblast -RRB- ) ) ) and ) ( an ( outer ( cell mass ) ) ) ) ( -LRB- ( trophoblast -RRB- ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN blastocyst)) (VP (VBZ consists) (PP (IN of) (NP (NP (DT an) (JJ inner) (NN cell) (NN mass)) (PRN (-LRB- -LRB-) (NP (NN embryoblast)) (-RRB- -RRB-)) (CC and) (NP (DT an) (JJ outer) (NN cell) (NN mass)) (PRN (-LRB- -LRB-) (NP (NN trophoblast)) (-RRB- -RRB-))))) (. .)))
The blastocyst consists of an inner cell mass (embryoblast) and an outer cell mass (trophoblast).
(ROOT (S (NP (NP (DT The) (NNS cells)) (PP (IN of) (NP (DT the) (NN blastocyst)))) (VP (VBP form) (SBAR (S (NP (DT an) (JJ inner) (NN cell) (NN mass)) (VP (VBD called) (NP (DT the) (NN embryoblast)))))) (. .)))