Negotiators may call for a referendum.Logical formLearned from16 sentences. A referendum can be on changing a (voting system).Logical formLearned from16 sentences. A referendum can be non-binding.Logical formLearned from16 sentences. A referendum may be knowned as proposition.Logical formLearned from16 sentences. A referendum may be aimed at ending a crisis.Logical formLearned from16 sentences. A referendum may be held over some days.Logical formLearned from16 sentences. A document can be at a center of a referendum.Logical formLearned from16 sentences. (Referendum defeats) can be in a country.Logical formLearned from16 sentences. A referendum can be on universal suffrage.Logical formLearned from16 sentences. Referendums can be in countries.Logical formLearned from16 sentences. A (transition period) may be followed by a referendum.Logical formLearned from16 sentences. A referendum can be on rulers.Logical formLearned from16 sentences. A (referendum law) may be passed.Logical formLearned from16 sentences. A referendum may go on a month.Logical formLearned from16 sentences. A decision can be on a referendum.Logical formLearned from16 sentences.