Assertion: boomerang | /r/ObjectUse | used in country
Facets:
Source sentences:
text: We must admit that, after a great deal of research into Boomerangs via the internet and many written articles, in order to bring to you the very best information possible, the only “usable” piece of information we came up with is that it has been proven that Boomerangs have been used in countries other than Australia.
text: Whilst both boomerangs and spears were used in other countries, the woomera is distinctively Australian and is actually a lever to increase the speed at which a spear travels and the distance achieved.