Assertion: cairn terrier | /r/CapableOf | mark trail
Facets:
value: since pre-columbian times
type: TEMPORAL
value: among other purposes
type: PURPOSE
Source sentences:
text: However, since prehistory, they have also been built and used as burial monuments; for defense and hunting; for ceremonial purposes, sometimes relating to astronomy; to locate buried items, such as caches of food or objects; and to mark trails, among other purposes.
text: Cairns have been used throughout what is now Latin America, since pre-Columbian times, to mark trails.