Assertion: carbon dioxide | /r/HasProperty | discharged into outdoor pit
Facets:
value: in a 1993 incident in japan
type: TEMPORAL
value: intentionally
type: MANNER
value: as part of a training exercise
type: TEMPORAL
Source sentences:
text: In a 1993 incident in Japan, CO2 was intentionally discharged into an outdoor pit as part of a training exercise.