Assertion: boltzmann brain | /r/CapableOf | disappear into the vacuum
Facets:
value: as suddenly as it appeared
type: TEMPORAL
Source sentences:
text: Typically, a quantum Boltzmann brain would suddenly appear from the vacuum (alongside an equivalent amount of virtual antimatter), remain only long enough to have a single coherent thought or observation, and then disappear into the vacuum as suddenly as it appeared.