Assertion: dog's ancestor | /r/HasProperty | some form of canine
Facets:
Source sentences:
text: Once thought to be descended from wolves, and classified as a subspecies of the grey wolf, recent studies of dogs, wolves, dingoes, and jackals, suggests that dingoes and wolves evolved separately, and that their oldest living common ancestor was some form of canine which lived in Asia between 9,000 and 34,000 years ago.