Assertion: ammonium nitrate | /r/HasSubevent | numerous disasters
Facets:
value: until the present day
type: TEMPORAL
value: with occurring on 17 april
type: TEMPORAL
value: throughout the 20th century
type: TEMPORAL
Source sentences:
text: Ammonium nitrate (AN) is a detonable substance which has led to numerous disasters throughout the 20th century and until the present day, with the latest disaster occurring on 17 April 2013.