A rivalry may have roots.Logical formLearned from7 sentences. A rivalry can be between some contenders.Logical formLearned from7 sentences. A rivalry may come to a forefront.Logical formLearned from7 sentences. Accusations can be constituted-of-or-filled-with rivalry.Logical formLearned from7 sentences. A rivalry can be between a general.Logical formLearned from7 sentences. Fighting may rekindle rivalries.Logical formLearned from7 sentences. A person may symbolize a rivalry.Logical formLearned from7 sentences. A rivalry may be spanned.Logical formLearned from7 sentences. Football may reignite a rivalry.Logical formLearned from7 sentences. A question can be constituted-of-or-filled-with rivalry.Logical formLearned from7 sentences. Rivalries can be among a tribe.Logical formLearned from7 sentences. Rivalry can be between a president.Logical formLearned from7 sentences. An arena can be constituted-of-or-filled-with rivalry.Logical formLearned from7 sentences. A rivalry can be with a US-president.Logical formLearned from7 sentences. Rivalry may break_out.Logical formLearned from7 sentences.