Assertion: pig's meat | /r/HasProperty | production.:2 animals
Facets:
Source sentences:
text: The domestication of animals, of which we have evidence dating back to the end of the last glacial period (c. 10,000 BCE),:2 allowed the systematic production of meat and the breeding of animals with a view to improving meat production.:2 Animals that are now principal sources of meat were domesticated in conjunction with the development of early civilizations: