Patrons may be challenged.Logical formLearned from11 sentences. Comments may be challenged.Logical formLearned from11 sentences. A male may challenge knights.Logical formLearned from11 sentences. Number may be challenged.Logical formLearned from11 sentences. Children may be challenged.Logical formLearned from11 sentences. An ad may challenge motives.Logical formLearned from11 sentences. A female may challenge a male to a duel.Logical formLearned from11 sentences. A recommendation may be challenged.Logical formLearned from11 sentences. A group may be challenged.Logical formLearned from11 sentences. A person may challenge a government.Logical formLearned from11 sentences. An activist-organization may challenge a law.Logical formLearned from11 sentences. Report may challenge views.Logical formLearned from11 sentences. A male may challenge for a job.Logical formLearned from11 sentences. A person may challenge a president.Logical formLearned from11 sentences. A male may challenge a decision.Logical formLearned from11 sentences.