Assertion: cousin's grandparent | /r/HasProperty | sibling
Facets:
Source sentences:
text: To put it another way, your great-grandparent and your third cousin’s great-grandparent were siblings.
text: Another way to think about it... first cousins will have parents that are brothers/sisters, second cousins will have grandparents that are brothers/sisters, third cousins will have great grandparents that are brothers/sister.
text: Another way to think about it... first cousins will have parents that are brothers/sisters, second cousins will have grandparents that are brothers/sisters, third cousins will have great grandparents that are brothers/sister.
text: Four generations down from Peter and Earlene are third cousins whose great-grandparents were siblings.