Assertion: tear gas | /r/HasProperty | banned by international law
Facets:
value: under the chemical weapons convention
type: OTHER
value: from use in warfare
type: PURPOSE
value: since 1997
type: TEMPORAL
Source sentences:
text: Tear gas is banned by international law under the Chemical Weapons Convention.
text: Tear gas has been banned under international law from use in warfare since 1997.
text: Tear gas is banned by international law under the Chemical Weapons Convention.