Assertion: rock hyrax's ancestor | /r/HasProperty | the grandfather species
Facets:
value: for the mighty proboscideans
type: TRANSITIVE-OBJECT
Source sentences:
text: This means that the long ago ancestors of the hyraxes–which looked much like today’s hyraxes–were also the grandfather species for the mighty proboscideans—the towering mammoths, the mighty gomphotheres, the mastodons, and the ingenious elephants.