Assertion: burro | /r/HasProperty | known for their sure footing
Facets:
value: on rocky trails
type: LOCATION
value: on mountains
type: LOCATION
Source sentences:
text: Burros are known for their sure footing on mountains while carrying heavy loads.
text: Since the burros, known for their sure footing on rocky trails, were packed with heavy loads, the miners walked by their side, leading them with a rope.