Assertion: ball bearing | /r/HasProperty | durable
Facets:
value: in operations
type: LOCATION
value: for the extreme speed operation
type: PURPOSE
value: due to their simple design
type: CAUSE
value: extremely
type: DEGREE
Source sentences:
text: For the extreme speed operation, the ball bearings are extremely durable and needn't frequent maintenance.
text: Ball bearings are easy to maintain and are durable in operations due to their simple design.