An anniversary may pertain-to a soviet invasion.Logical formLearned from14 sentences. An anniversary may pertain-to an unrest.Logical formLearned from14 sentences. A ceremony may mark an anniversary of a massacre of thousands of officers.Logical formLearned from14 sentences. A country may mark an anniversary of a reunification.Logical formLearned from14 sentences. A month may mark an anniversary of a start of a war.Logical formLearned from14 sentences. A speech may mark an anniversary of an islamic revolution.Logical formLearned from14 sentences. A person may spend an anniversary.Logical formLearned from14 sentences. A country may mark an anniversary of a massacre.Logical formLearned from14 sentences. A (film festival) may mark an anniversary.Logical formLearned from14 sentences. A country may mark anniversary of massacre.Logical formLearned from14 sentences. An anniversary may pertain-to a (film festival).Logical formLearned from14 sentences. An anniversary may pertain-to a (bomb attack).Logical formLearned from14 sentences. A statement can be on an anniversary.Logical formLearned from14 sentences. An anniversary can be under rule.Logical formLearned from14 sentences. An anniversary may pertain-to a (mass deportation).Logical formLearned from14 sentences.