Assertion: deer's speed | /r/HasProperty | hard to measure
Facets:
value: very
type: DEGREE
Source sentences:
text: The top speed is very hard to measure accurately and varies between individuals; it can run 35 mph for 4 mi (56 km/h for 6 km), 42 mph for 1 mi (67 km/h for 1.6 km), and 55 mph for 0.5 mi (88.5 km/h for 0.8 km).