Assertion: ovary's egg | /r/HasProperty | implanted
Facets:
Source sentences:
text: Progesterone prepares the wall of the uterus so that the lining is able to accept a fertilized egg and so that the egg can be implanted and develop.
text: It also allows for the inner lining of the uterus to build up until a fertilized egg is implanted, or it is sloughed off during menses.