A rivalry may pertain-to a sort.Logical formLearned from6 sentences. A rivalry can be rancorous.Logical formLearned from6 sentences. A rivalry can be for dominance.Logical formLearned from6 sentences. A rivalry can be in a field.Logical formLearned from6 sentences. A state may pertain-to a rivalry.Logical formLearned from6 sentences. A rivalry can be in a government-agency.Logical formLearned from6 sentences. A rivalry can be culinary.Logical formLearned from6 sentences. A rivalry can be between cities.Logical formLearned from6 sentences. A game may pertain-to a rivalry.Logical formLearned from6 sentences. A rivalry can be in (college sports).Logical formLearned from6 sentences. A (sibling rivalry) can be healthy.Logical formLearned from6 sentences. Rivalries may undergo an exploitation.Logical formLearned from6 sentences. Rivalries can be open.Logical formLearned from6 sentences. A rivalry can be over resources.Logical formLearned from6 sentences. A winner can be in a rivalry.Logical formLearned from6 sentences.