International Day for the Preservation of the Ozone Layer
{'<entity_0>': 'International Day for the Preservation of the Ozone Layer', '<entity_1>': 'Montreal Protocol', '<entity_2>': 'September 16', '<entity_3>': '1994'}
[['International Day for the Preservation of the Ozone Layer', 'day in year for periodic occurrence', 'September 16'], ['International Day for the Preservation of the Ozone Layer', 'commemorates', 'Montreal Protocol'], ['International Day for the Preservation of the Ozone Layer', 'inception', '1994'], ['International Day for the Preservation of the Ozone Layer', 'start time', '1994']]
<entity_2> was designated by the United Nations General Assembly as the <entity_0>. In <entity_3>, the UN General Assembly proclaimed 16 September the <entity_0>, commemorating the date of the signing, in 1987, of the <entity_1> on Substances that Deplete the Ozone Layer.
['world day']