( Finally ( , ( ( Aurora A ) ( ( helps ( ( ( orchestrate ( an exit ) ) ( from mitosis ) ) ( by ( contributing ( to ( ( the completion ) ( of ( ( cytokinesis - ) ( ( the process ) ( ( by which ) ( ( ( the cytoplasm ) ( of ( the ( parent cell ) ) ) ) ( is ( split ( into ( two ( daughter cells ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Finally)) (, ,) (NP (NNP Aurora) (NNP A)) (VP (VBZ helps) (VP (VB orchestrate) (NP (DT an) (NN exit)) (PP (IN from) (NP (NNS mitosis))) (PP (IN by) (S (VP (VBG contributing) (PP (TO to) (NP (NP (DT the) (NN completion)) (PP (IN of) (NP (NP (NNS cytokinesis)) (: -) (NP (NP (DT the) (NN process)) (SBAR (WHPP (IN by) (WHNP (WDT which))) (S (NP (NP (DT the) (NN cytoplasm)) (PP (IN of) (NP (DT the) (NN parent) (NN cell)))) (VP (VBZ is) (VP (VBN split) (PP (IN into) (NP (CD two) (NN daughter) (NNS cells))))))))))))))))) (. .)))
Finally, Aurora A helps orchestrate an exit from mitosis by contributing to the completion of cytokinesis- the process by which the cytoplasm of the parent cell is split into two daughter cells.
(ROOT (S (NP (NNS Cytokinesis)) (VP (VBZ divides) (NP (DT the) (NN cytoplasm)) (PP (IN into) (NP (CD two) (JJ distinctive) (NNS cells)))) (. .)))