Assertion: camel | /r/ObjectUse | used as pack animals
Facets:
value: for centuries
type: TEMPORAL
Source sentences:
text: Camels have been used as pack animals for centuries and were likely domesticated in the Arabian peninsula between 3000 and 2500 BC.
text: Camels have been used as pack animals for centuries and were likely domesticated in the Arabian peninsula between 3000 and 2500 BC.