Rivalries may be formed.Logical formLearned from6 sentences. A (turning point) can be in a rivalry.Logical formLearned from6 sentences. A rivalry can be unproductive.Logical formLearned from6 sentences. A (football rivalry) can be in a us-state.Logical formLearned from6 sentences. A rivalry can be between a school.Logical formLearned from6 sentences. A rivalry may wane.Logical formLearned from6 sentences. A rivalry can be effective.Logical formLearned from6 sentences. A point can be constituted-of-or-filled-with rivalry.Logical formLearned from6 sentences. A rivalry can be blue-green.Logical formLearned from6 sentences. A rivalry may undergo manifestations.Logical formLearned from6 sentences. A rivalry can be in a sport.Logical formLearned from6 sentences. A rivalry can be between companies.Logical formLearned from6 sentences. A rivalry can be for a throne.Logical formLearned from6 sentences. A rivalry can be with a club.Logical formLearned from6 sentences. A rivalry can be in the world.Logical formLearned from6 sentences.