mask mandate

URI: https://gptkb.org/prop/mask_mandate

3 triples

GPTKB property

Subject	Object
gptkb:COVID-19_pandemic_response_in_Alberta	reinstated in September 2021
gptkb:COVID-19_pandemic_response_in_Alberta	lifted in July 2021
gptkb:COVID-19_pandemic_response_in_Alberta	introduced in 2020