Assertion: horse | /r/CapableOf | spend almost 20 hours
Facets:
value: a day
type: TEMPORAL
value: as nomadic grazers
type: MANNER
Source sentences:
text: Horses became best suited for open, grass-covered terrain so that they could spend almost 20 hours a day as nomadic grazers, as can be seen by the flat teeth horses have that are best suited for grinding down grass.