An anniversary may pertain-to a mater.Logical formLearned from18 sentences. An anniversary may pertain-to an (independence movement).Logical formLearned from18 sentences. A ceremony may mark an anniversary of attacks.Logical formLearned from18 sentences. An anniversary may pertain-to a rescue.Logical formLearned from18 sentences. Commemorations of an anniversary may be cancelled.Logical formLearned from18 sentences. A government-agency may observe an anniversary of some (space tragedies).Logical formLearned from18 sentences. Historic sites may commemorate an anniversary of a victory.Logical formLearned from18 sentences. An anniversary may pertain-to an (insurgency campaign).Logical formLearned from18 sentences. Anniversary may pertain-to attacks.Logical formLearned from18 sentences. An anniversary may pertain-to an intefadeh.Logical formLearned from18 sentences. An anniversary can be in a us-state.Logical formLearned from18 sentences. An anniversary may pertain-to a studio.Logical formLearned from18 sentences. An anniversary may pertain-to a revival.Logical formLearned from18 sentences. An eve may pertain-to an anniversary.Logical formLearned from18 sentences. A founder may undergo a (birth anniversary).Logical formLearned from18 sentences.