An occasion can be an anniversary.Logical formLearned from22 sentences. An anniversary may pertain-to a play.Logical formLearned from22 sentences. A company may mark an anniversary.Logical formLearned from22 sentences. An anniversary may pertain-to participation.Logical formLearned from22 sentences. An anniversary may pertain-to a bloodbath.Logical formLearned from22 sentences. An anniversary may pertain-to a closing.Logical formLearned from22 sentences. A center may celebrate an anniversary.Logical formLearned from22 sentences. A US-city may mark an anniversary of a movement.Logical formLearned from22 sentences. A year may mark an anniversary of a normalization of diplomatic ties.Logical formLearned from22 sentences. An (anniversary edition) may pertain-to a film.Logical formLearned from22 sentences. An anniversary can be on air.Logical formLearned from22 sentences. An anniversary may pertain-to an iraqi army.Logical formLearned from22 sentences. An anniversary may pertain-to a democracy.Logical formLearned from22 sentences. A (50th anniversary celebration) may pertain-to an international-political-entity.Logical formLearned from22 sentences. An anniversary may pertain-to a burial.Logical formLearned from22 sentences.