(Labor unions) may pertain-to a company.Logical formLearned from16 sentences. A (trade union group) may pertain-to a country.Logical formLearned from16 sentences. Demands can be from unions.Logical formLearned from16 sentences. An union may represent staff.Logical formLearned from16 sentences. An union may pertain-to a student.Logical formLearned from16 sentences. Unions may call strikes.Logical formLearned from16 sentences. (Trade unions) may be concerned.Logical formLearned from16 sentences. An union may decide that something-is-the-case.Logical formLearned from16 sentences. Negotiations can be with unions.Logical formLearned from16 sentences. A person can be head of an union.Logical formLearned from16 sentences. A boss may pertain-to an union.Logical formLearned from16 sentences. A (rugby union tour) may pertain-to a weekday.Logical formLearned from16 sentences. A (student union) can be in a country.Logical formLearned from15 sentences. An (union council) can be monetary.Logical formLearned from15 sentences. A demand may pertain-to unions.Logical formLearned from15 sentences.