Unions may pertain-to writers.Logical formLearned from11 sentences. Unions may pertain-to some national teachers.Logical formLearned from11 sentences. Some unions may work.Logical formLearned from11 sentences. A law may allow civil unions.Logical formLearned from11 sentences. A (health fund) may pertain-to an union.Logical formLearned from11 sentences. Unions may undergo approval.Logical formLearned from11 sentences. An union can be in a case.Logical formLearned from11 sentences. Officials can be from unions.Logical formLearned from11 sentences. Unions may join forces.Logical formLearned from11 sentences. Members may pertain-to an union.Logical formLearned from11 sentences. (Union members) may approve a deal.Logical formLearned from11 sentences. A company may negotiate with an union.Logical formLearned from11 sentences. An union can be viable.Logical formLearned from11 sentences. A strike can be by (trade unions).Logical formLearned from11 sentences. An union may comment.Logical formLearned from11 sentences.