A race may be made valid.Logical formLearned from4 sentences. A regime can be valid.Logical formLearned from4 sentences. (Entry visas) can be valid.Logical formLearned from4 sentences. A pact may remain valid.Logical formLearned from4 sentences. A success of a referendum can be valid.Logical formLearned from4 sentences. A lawsuit can be valid.Logical formLearned from4 sentences. A request may remain valid.Logical formLearned from4 sentences. Human rights can be valid.Logical formLearned from4 sentences. A convention can be valid.Logical formLearned from4 sentences. An employer can be valid.Logical formLearned from4 sentences. An (emergency measure) can be valid.Logical formLearned from4 sentences. A (peace process) can be valid.Logical formLearned from4 sentences. A treaty can be valid for some years.Logical formLearned from4 sentences. A poll can be valid.Logical formLearned from4 sentences. A position may remain valid.Logical formLearned from4 sentences.