2012 Latvian constitutional referendum
{'<entity_0>': '2012 Latvian constitutional referendum', '<entity_1>': '18 February 2012', '<entity_2>': 'Latvia'}
[['2012 Latvian constitutional referendum', 'country', 'Latvia'], ['2012 Latvian constitutional referendum', 'point in time', '18 February 2012'], ['2012 Latvian constitutional referendum', 'start time', '18 February 2012'], ['2012 Latvian constitutional referendum', 'end time', '18 February 2012']]
A <entity_0> on the "Amendments to the Constitution of the Republic of <entity_2>" was held on <entity_1>. On December 22, 2011, Saeima rejected the proposal, forcing a <entity_0> that was held on <entity_1>.
['constitutional referendum']