A plan may be challenged.Logical formLearned from12 sentences. A male may be challenged to a duel.Logical formLearned from12 sentences. A person may challenge a deity.Logical formLearned from12 sentences. A patent may be challenged.Logical formLearned from12 sentences. A male may challenge students.Logical formLearned from12 sentences. A male may challenge an account.Logical formLearned from12 sentences. An existence may be challenged.Logical formLearned from12 sentences. Evidence may challenge a view.Logical formLearned from12 sentences. Determination may be challenged.Logical formLearned from12 sentences. An information may be challenged.Logical formLearned from12 sentences. An one may challenge a fact.Logical formLearned from12 sentences. Participants may be challenged.Logical formLearned from12 sentences. A program may be challenged.Logical formLearned from12 sentences. A female may challenge a military with (mass rallies).Logical formLearned from12 sentences. A male may challenge a jurisdiction.Logical formLearned from12 sentences.