A (soccer team) may go undefeated.Logical formLearned from14 sentences. An undefeated season can be in history.Logical formLearned from14 sentences. A preseason can be undefeated.Logical formLearned from14 sentences. A (middleweight champion) can be undefeated.Logical formLearned from14 sentences. A (basketball team) can be undefeated.Logical formLearned from14 sentences. A welshman can be undefeated.Logical formLearned from14 sentences. A lightweight champion can be undefeated.Logical formLearned from14 sentences. A us-state may finish undefeated.Logical formLearned from13 sentences. A star can be undefeated.Logical formLearned from13 sentences. A (volleyball team) may remain undefeated.Logical formLearned from13 sentences. Broncos can be undefeated.Logical formLearned from13 sentences. A 3-year-old can be undefeated.Logical formLearned from13 sentences. Boxers can be undefeated.Logical formLearned from13 sentences. Men may remain undefeated.Logical formLearned from13 sentences. A country can be undefeated in some matches.Logical formLearned from13 sentences.