An anniversary may pertain-to a (stadium disaster).Logical formLearned from19 sentences. An anniversary may pertain-to a military.Logical formLearned from19 sentences. An anniversary may pertain-to a bridge.Logical formLearned from19 sentences. A (wartime anniversary) can be sensitive.Logical formLearned from19 sentences. A month may be named after an anniversary of some revolt.Logical formLearned from19 sentences. An anniversary may pertain-to prizes.Logical formLearned from19 sentences. An anniversary may pertain-to a dictator.Logical formLearned from19 sentences. An anniversary may pertain-to a community.Logical formLearned from19 sentences. A country may commemorate an anniversary.Logical formLearned from19 sentences. An anniversary can be a holiday.Logical formLearned from19 sentences. An anniversary may pertain-to a (coup attempt).Logical formLearned from19 sentences. A scene may pertain-to an anniversary.Logical formLearned from19 sentences. (50th anniversary celebrations) may pertain-to an international-political-entity.Logical formLearned from19 sentences. Anniversary may pertain-to a day.Logical formLearned from19 sentences. An anniversary may pertain-to (suicide hijackings).Logical formLearned from19 sentences.