Assertion: tractor | /r/HasProperty | successful
Facets:
value: very
type: DEGREE
Source sentences:
text: While the earlier, heavier tractors were initially very successful, it became increasingly apparent at this time that the weight of a large supporting frame was less efficient than lighter designs.
text: While the earlier, heavier tractors were initially very successful, it became increasingly apparent at this time that the weight of a large supporting frame was less efficient than lighter designs.