A (prototype vaccine) may produce positive results.Logical formLearned from11 sentences. A country may produce a performance.Logical formLearned from11 sentences. A person may produce some winners.Logical formLearned from11 sentences. A person may produce a (television show).Logical formLearned from11 sentences. A male may be produced before a magistrate.Logical formLearned from11 sentences. Scientists may produce an amount of uranium.Logical formLearned from11 sentences. A male may produce a run.Logical formLearned from11 sentences. A champion may produce a performance.Logical formLearned from11 sentences. A communist state may have an intention of producing nuclear weapons.Logical formLearned from11 sentences. Weeks of efforts may produce a response.Logical formLearned from11 sentences. A country may produce some percent of a (cocoa crop).Logical formLearned from11 sentences. Sources may produce wealth.Logical formLearned from11 sentences. A report may be produced by a male.Logical formLearned from11 sentences. Evidence may be produced in court.Logical formLearned from11 sentences. A male may produce some aces.Logical formLearned from11 sentences.