Assertion: half sibling | /r/CapableOf | share same mother
Facets:
Source sentences:
text: They may share the same mother but different fathers (in which case they are known as uterine siblings or maternal half-siblings), or they may have the same father but different mothers (in which case, they are known as agnate siblings or paternal half-siblings.
text: Half siblings share either the same mother or the same father.