Assertion: manure's material | /r/HasProperty | desired
Facets:
value: such as for an arena base
type: PURPOSE
Source sentences:
text: When compactable material is desired, such as for an arena base, stall floor base, or under a building foundation, use a widely graded, manufactured material that has angular particle sizes that range from very fine to the largest size you specify (usually no larger than ¼ inch; any larger can bruise a horse's hoof).
text: The outdoor arena may have to shed considerable quantities of rainwater and snowmelt with the expectation that most footing material will stay in place, so a well-draining, heavy material that does not float would be desirable.