Assertion: cousin's child | /r/HasProperty | double first cousins
Facets:
Source sentences:
text: If two siblings in one family marry two siblings from another family and each couple has a child, the children are double first cousins.
text: And they transfer this genetic closeness to their offspring: children of double first cousins are double second cousins, and so on.
text: The children of double cousins are called double second cousins, and they are as genetically related as first cousins, sharing 12.5% of DNA.
text: The children are double first cousins and have both sets of grandparents in common.
text: Children of double first cousins are double second cousins.