A convention can be photographic.Logical formLearned from14 sentences. Convention may end.Logical formLearned from14 sentences. Relationships can be with conventions.Logical formLearned from14 sentences. Sections may pertain-to a convention.Logical formLearned from14 sentences. Conventions can be in question.Logical formLearned from14 sentences. Conventions can be stale.Logical formLearned from14 sentences. A convention may be revised.Logical formLearned from14 sentences. A convention can be open for accession.Logical formLearned from14 sentences. A convention can be for persons.Logical formLearned from14 sentences. Negotiations can be for a convention.Logical formLearned from14 sentences. Conventions may be applied.Logical formLearned from14 sentences. Convention can be on persistent pollutants.Logical formLearned from14 sentences. A national convention can be suspended.Logical formLearned from14 sentences. A national convention may take place.Logical formLearned from14 sentences. A convention can be given.Logical formLearned from14 sentences.