Assertion: pony | /r/HasProperty | gathered in a series of drifts
Facets:
value: to be checked for health
type: PURPOSE
value: annually
type: TEMPORAL
Source sentences:
text: The ponies are gathered annually in a series of drifts, to be checked for health, wormed, and they are tail-marked; each pony's tail is trimmed to the pattern of the Agister responsible for that pony.