( ( ( ( ( ( Once ( ( the baby ) ( is ( delivered ( ( the placenta ) ( will ( release itself ) ) ) ) ) ) ) ( , ( ( the ( connecting vessels ) ) ( will ( ( close and ) ( ( recede back ) ( into ( the ( uterine lining ) ) ) ) ) ) ) ) ) , ) and ) ( bleeding ( will ( taper off ) ) ) ) . )
(ROOT (S (S (SBAR (IN Once) (S (NP (DT the) (NN baby)) (VP (VBZ is) (VP (VBN delivered) (SBAR (S (NP (DT the) (NN placenta)) (VP (MD will) (VP (VB release) (NP (PRP itself)))))))))) (, ,) (NP (DT the) (JJ connecting) (NNS vessels)) (VP (MD will) (VP (VP (VB close)) (CC and) (VP (VB recede) (PRT (RP back)) (PP (IN into) (NP (DT the) (JJ uterine) (NN lining))))))) (, ,) (CC and) (S (NP (NN bleeding)) (VP (MD will) (VP (VB taper) (PRT (RP off))))) (. .)))
Once the baby is delivered the placenta will release itself, the connecting vessels will close and recede back into the uterine lining, and bleeding will taper off.
(ROOT (S (NP (NP (DT A) (NN connection)) (PP (TO to) (NP (DT the) (NN placenta)))) (VP (VBZ is) (VP (VBN required) (PP (IN for) (NP (DT a) (JJ newborn) (NN baby))) (S (VP (TO to) (VP (VB begin) (NP (NN breathing))))))) (. .)))