Assertion: yellowstone caldera | /r/HasProperty | supervolcano
Facets:
Source sentences:
text: Yellowstone Caldera is a supervolcano that has erupted catastropically three times.
text: The Yellowstone Caldera is a volcanic caldera and supervolcano in Yellowstone National Park in the Western United States, sometimes referred to as the Yellowstone Supervolcano.
text: The Yellowstone Caldera is a volcanic caldera and supervolcano in Yellowstone National Park in the Western United States, sometimes referred to as the Yellowstone Supervolcano.