Assertion: cultivator | /r/CapableOf | dig at 0.42 or 0.67 miles per hour
Facets:
Source sentences:
text: It could dig at 0.42 or 0.67 miles per hour (0.68 or 1.08 km/h) or travel at 3.04 miles per hour (4.89 km/h) on the surface.