A team can be in a history of a league.Logical formLearned from13 sentences. Rivalries can be in a league.Logical formLearned from13 sentences. A (roller derby league) may pertain-to a US-city.Logical formLearned from13 sentences. A league can be for players.Logical formLearned from13 sentences. A parity can be in a league.Logical formLearned from13 sentences. Marketing may pertain-to a league.Logical formLearned from13 sentences. Life can be in a league.Logical formLearned from13 sentences. A league can be sanctioned.Logical formLearned from13 sentences. A league may be founded by a male.Logical formLearned from13 sentences. A league can be constituted-of-or-filled-with defence.Logical formLearned from13 sentences. A football may pertain-to a league.Logical formLearned from13 sentences. Linebackers can be in a league.Logical formLearned from13 sentences. A lawyer can be for a league.Logical formLearned from13 sentences. Jets may lead a league.Logical formLearned from13 sentences. Players can be in minor leagues.Logical formLearned from13 sentences.