Assertion: sheep's breed | /r/HasProperty | traced in the fertile crescent
Facets:
value: back to an origin
type: OTHER
Source sentences:
text: In 2009, a study which used endogenous retrovirus markers to investigate the history of sheep domestication found the Jacob to be more closely linked to sheep from Africa and South-west Asia than to other British breeds,:4 though all domestic breeds can be traced back to an origin in the Fertile Crescent.