A rival can be incumbent.Logical formLearned from18 sentences. A part may pertain-to rivals.Logical formLearned from18 sentences. A rival can be nettlesome.Logical formLearned from18 sentences. Support can be for rivals.Logical formLearned from18 sentences. Rivals may include a company.Logical formLearned from18 sentences. A rival can be to the north.Logical formLearned from18 sentences. A rival can be persistent.Logical formLearned from18 sentences. A target can be for rivals.Logical formLearned from18 sentences. Costs may pertain-to rivals.Logical formLearned from18 sentences. A competitive advantage can be over rivals.Logical formLearned from18 sentences. Rivals can be in a contest.Logical formLearned from18 sentences. Rivals may pertain-to a father.Logical formLearned from18 sentences. A rival may pertain-to a deity.Logical formLearned from18 sentences. Challenges can be from some rivals.Logical formLearned from18 sentences. Rivals can be in a camp.Logical formLearned from18 sentences.