( ( ( ( ( The ( inner cells ) ) , ) ( called ( ( ( the ( inner ( cell mass ) ) ) or ) embryoblast ) ) ) , ) ( ( are ( ( attached ( to ( the trophoblast ) ) ) ( at ( ( the ( embryonic pole ) ) ( of ( the blastocyst ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ inner) (NNS cells)) (, ,) (VP (VBN called) (NP (NP (DT the) (JJ inner) (NN cell) (NN mass)) (CC or) (NP (NN embryoblast)))) (, ,)) (VP (VBP are) (VP (VBN attached) (PP (TO to) (NP (DT the) (NN trophoblast))) (PP (IN at) (NP (NP (DT the) (JJ embryonic) (NN pole)) (PP (IN of) (NP (DT the) (NN blastocyst))))))) (. .)))
The inner cells, called the inner cell mass or embryoblast , are attached to the trophoblast at the embryonic pole of the blastocyst.
(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)))))) (. .)))