Assertion: comet | /r/HasSubevent | the end of civilization
Facets:
Source sentences:
text: A comet, which was initially thought unlikely to strike, hits the Earth, resulting in the end of civilization and a decline into tribal warfare over food and resources.
text: A comet, which was initially thought unlikely to strike, hits the Earth, resulting in the end of civilization and a decline into tribal warfare over food and resources.