A rivalry may be considered.Logical formLearned from46 sentences. A rivalry can be in baseball.Logical formLearned from46 sentences. A rivalry may develop.Logical formLearned from46 sentences. A rivalry can be with a world-city.Logical formLearned from46 sentences. A rivalry can be between some nations.Logical formLearned from46 sentences. A rivalry can be serious.Logical formLearned from45 sentences. A rivalry can be between some teams.Logical formLearned from45 sentences. Rivalry can be intense.Logical formLearned from45 sentences. A result may pertain-to a rivalry.Logical formLearned from44 sentences. Rivalries may pertain-to (college football).Logical formLearned from44 sentences. An end may pertain-to a rivalry.Logical formLearned from44 sentences. Rivalry can be in a country.Logical formLearned from43 sentences. A rivalry can be between a world-city.Logical formLearned from43 sentences. Rivalries can be friendly.Logical formLearned from42 sentences. A country may have a rivalry.Logical formLearned from42 sentences.