A question of a role of an underground may remain unresolved.Logical formLearned from2 sentences. A litigation may remain unresolved.Logical formLearned from2 sentences. An outcome. can be unresolved.Logical formLearned from2 sentences. Unresolved problems may pertain-to decades.Logical formLearned from2 sentences. A resolution can be unresolved.Logical formLearned from2 sentences. (Customer comments) can be unresolved.Logical formLearned from2 sentences. Challenges of a (life cycle) may remain unresolved.Logical formLearned from2 sentences. A need may go unresolved.Logical formLearned from2 sentences. Reservation can be unresolved.Logical formLearned from2 sentences. A (business dispute) can be unresolved.Logical formLearned from2 sentences. Politics can be unresolved.Logical formLearned from2 sentences. Persons may have an unresolved problem.Logical formLearned from2 sentences. A disagreement can be unresolved.Logical formLearned from2 sentences. Proposals can be unresolved.Logical formLearned from2 sentences. Ills can be unresolved.Logical formLearned from2 sentences.