Assertion: yak | /r/HasProperty | crossed with dutch holstein-friesian bulls
Facets:
value: in china
type: LOCATION
Source sentences:
text: In China, starting at Datong in Qinghai province around 1939 and in the area now known as the Ganzi Tibetan autonomous prefecture in Sichuan from 1941, some yak were crossed with Dutch Holstein-Friesian bulls.