A nationality can be unconfirmed.Logical formLearned from2 sentences. Nuclear weapons can be unconfirmed.Logical formLearned from2 sentences. Reports of a death can be unconfirmed.Logical formLearned from2 sentences. A (casualty figure) may remain unconfirmed.Logical formLearned from2 sentences. (Market talks) can be unconfirmed.Logical formLearned from2 sentences. Some cases can be unconfirmed.Logical formLearned from2 sentences. A cause of an accident may remain unconfirmed.Logical formLearned from2 sentences. Rumors of casualties may remain unconfirmed.Logical formLearned from2 sentences. (Press reports) can be unconfirmed.Logical formLearned from2 sentences. Alarms can be unconfirmed.Logical formLearned from2 sentences. A figure may remain unconfirmed.Logical formLearned from2 sentences. An intervention can be unconfirmed.Logical formLearned from2 sentences. Targets can be unconfirmed.Logical formLearned from2 sentences. (Exit polls) can be unconfirmed.Logical formLearned from2 sentences. A location may remain unconfirmed.Logical formLearned from2 sentences.