Assertion: black swan | /r/HasProperty | event
Facets:
Source sentences:
text: Instead, it was hit with a Black Swan, an event that completely upends the pattern of the past.
text: A black swan is an outlier, an event that lies beyond the realm of normal expectations.
text: Black swans are the events that cause vast cognitive transformations, whether minor or enormous, such as the destruction of a sector in the stock market or a political crisis.