An opening day may pertain-to a national convention.Logical formLearned from94 sentences. Conventions may undergo an implementation.Logical formLearned from93 sentences. Conventions may undergo protection.Logical formLearned from93 sentences. Conventions can be fundamental.Logical formLearned from91 sentences. Conventions may undergo a use.Logical formLearned from91 sentences. Conventions may be held.Logical formLearned from91 sentences. A tone may pertain-to a convention.Logical formLearned from91 sentences. A first day may pertain-to a national convention.Logical formLearned from91 sentences. A convention can be textual.Logical formLearned from90 sentences. A speaker may pertain-to a convention.Logical formLearned from90 sentences. (Convention delegates) can be democratic.Logical formLearned from90 sentences. Signatories can be to a convention.Logical formLearned from89 sentences. A convention can be on persistent pollutants.Logical formLearned from89 sentences. A protocol can be to a convention.Logical formLearned from89 sentences. A convention can be popular.Logical formLearned from88 sentences.