Assertion: half sibling | /r/HasAspect | same father
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 can have the same mother and different fathers or the same father and different mothers.