Assertion: gaskin's mother | /r/CapableOf | open her pelvis
Facets:
Source sentences:
text: Our midwife initiates the first two steps of FlipFLOP immediately because she knows by doing this she has accomplished two things: she has helped the mother open her pelvis more, and the mother is now in a position in which the midwife has most success in rotating the shoulders to the oblique and removing the posterior arm, should that prove necessary.