Assertion: tear gas | /r/ObjectUse | used by police
Facets:
value: in crowd control
type: TEMPORAL
value: commonly
type: TEMPORAL
value: by individuals for self-defense
type: PURPOSE
value: on some planets
type: LOCATION
value: against large crowds of protesters
type: TRANSITIVE-OBJECT
value: since december
type: TEMPORAL
value: for crowd control
type: PURPOSE
Source sentences:
text: Protesters in Cairo have reported severe symptoms after inhaling tear gas used by police.
text: Tear gas is used both by the police for crowd control, and by individuals for self defense.
text: Calhoun was familiar enough with tear gas, used by police on some planets.
text: A Google map created by Dr. Anna Feigenbaum, a Lecturer in Media and Politics at Bournemouth University leading a research project on the history of tear gas, lists over 75 locations across the world where, since December 2012, tear gas has been used by police against large crowds of protesters.
text: Tear gas, also known as mace and pepper spray, is commonly used by police in crowd control or by individuals for self-defense.