Assertion: ivory | /r/HasProperty | expensive
Facets:
value: very
type: DEGREE
value: like many gemstones
type: OTHER
Source sentences:
text: Tusk is expensive and when Asian Elephants became endangered their hunt was strongly condemned and the trade of tusks was declared illegal.
text: Much like many gemstones, ivory is expensive but not practically useful.
text: Ivory is a very expensive material; during the sixth century the majority of the ivory would have been coming out of Africa either by trade or conquest.