A male may challenge authority.Logical formLearned from45 sentences. A person may challenge a (status quo).Logical formLearned from45 sentences. A country may challenge a (cease-fire agreement).Logical formLearned from44 sentences. An one may challenge a male.Logical formLearned from44 sentences. A male may challenge a law.Logical formLearned from43 sentences. Someone may challenge a male.Logical formLearned from43 sentences. A male may challenge a (status quo).Logical formLearned from43 sentences. A company may challenge a decision.Logical formLearned from43 sentences. Material may be challenged.Logical formLearned from41 sentences. Power may be challenged.Logical formLearned from41 sentences. A male may challenge an assumption.Logical formLearned from41 sentences. A male may challenge for a title.Logical formLearned from40 sentences. Persons may challenge a male.Logical formLearned from40 sentences. Persons may challenge a patriotism.Logical formLearned from40 sentences. A person may challenge persons.Logical formLearned from39 sentences.