Assertion: wild yak | /r/CapableOf | roam tibetan plateau
Facets:
value: a century ago
type: TEMPORAL
value: as recently
type: TEMPORAL
Source sentences:
text: About a half-century ago it was estimated that about one million wild yaks were roaming the Tibetan plateau.
text: As recently as half a century ago, a million or so wild yaks roamed the Tibetan Plateau.