Persons may challenge a government.Logical formLearned from11 sentences. A male may challenge a prime minister.Logical formLearned from11 sentences. (Trade privileges) may be challenged by (trading partners).Logical formLearned from11 sentences. A male may challenge in court.Logical formLearned from11 sentences. A male may be challenged by a person.Logical formLearned from11 sentences. A male may challenge a victory.Logical formLearned from10 sentences. Candidates may be challenged.Logical formLearned from10 sentences. A contention may be challenged.Logical formLearned from10 sentences. A male may challenge for a (heavyweight championship).Logical formLearned from10 sentences. A man may be challenged.Logical formLearned from10 sentences. Detainees may challenge a confinement.Logical formLearned from10 sentences. Thoughts may be challenged.Logical formLearned from10 sentences. Notions may be challenged.Logical formLearned from10 sentences. An one may challenge a person.Logical formLearned from10 sentences. A male may challenge a military-or-other-action-organization.Logical formLearned from10 sentences.