Rivalries may pertain-to persons.Logical formLearned from53 sentences. A male may develop a rivalry.Logical formLearned from52 sentences. A school may have a rivalry.Logical formLearned from52 sentences. A rivalry can be scripted.Logical formLearned from52 sentences. A rivalry can be in (college football).Logical formLearned from52 sentences. A history may pertain-to a rivalry.Logical formLearned from50 sentences. A beginning may pertain-to a rivalry.Logical formLearned from49 sentences. A rivalry can be spirited.Logical formLearned from49 sentences. A rivalry can be ideological.Logical formLearned from49 sentences. A part may pertain-to a rivalry.Logical formLearned from48 sentences. A rivalry can be between some schools.Logical formLearned from48 sentences. A rivalry can be red-hot.Logical formLearned from48 sentences. A rivalry may grow.Logical formLearned from48 sentences. Rivalries can be between the north.Logical formLearned from48 sentences. A rivalry can be heated.Logical formLearned from47 sentences.