A rivalry may pertain-to a weekday.Logical formLearned from10 sentences. A rivalry may pertain-to a civic-holiday.Logical formLearned from10 sentences. A rivalry can be between some families.Logical formLearned from10 sentences. A (rivalry game) can be with a us-state.Logical formLearned from10 sentences. A rift may evolve into rivalry.Logical formLearned from10 sentences. Rivalry can be an issue.Logical formLearned from10 sentences. A rivalry can be republican.Logical formLearned from10 sentences. A rivalry can be over years.Logical formLearned from10 sentences. Rivalries can be among political parties.Logical formLearned from10 sentences. A feeling can be constituted-of-or-filled-with rivalry.Logical formLearned from10 sentences. A return can be to rivalry.Logical formLearned from10 sentences. A rivalry can be explosive.Logical formLearned from10 sentences. A person may see a rivalry.Logical formLearned from10 sentences. Rivalries can be between teams.Logical formLearned from10 sentences. A rivalry can be between some stars.Logical formLearned from10 sentences.