A challenge may pertain-to a rival.Logical formLearned from22 sentences. Rivals can be in a field.Logical formLearned from22 sentences. (Warming ties) can be between some rivals.Logical formLearned from22 sentences. A rival can be from a country.Logical formLearned from22 sentences. A rival may win some votes.Logical formLearned from22 sentences. Rivals can be talented.Logical formLearned from22 sentences. Rivals can be in an industry.Logical formLearned from22 sentences. A rival can be for a throne.Logical formLearned from22 sentences. A rival can be to a female.Logical formLearned from22 sentences. A male may choose a rival.Logical formLearned from22 sentences. Points may pertain-to a rival.Logical formLearned from22 sentences. Losses can be to rival.Logical formLearned from22 sentences. An endorsement can be from rival.Logical formLearned from22 sentences. Rivals may pertain-to an elected-representative.Logical formLearned from22 sentences. An alliance can be with rival.Logical formLearned from22 sentences.