A male may replace a son.Logical formLearned from6 sentences. Consumers may replace phones.Logical formLearned from6 sentences. Men may replace (drug users).Logical formLearned from6 sentences. Engines may be replaced by trucks.Logical formLearned from6 sentences. A city may replace a world-city.Logical formLearned from6 sentences. Joints may be replaced.Logical formLearned from6 sentences. A male may be replaced in left field by a male.Logical formLearned from6 sentences. Sectarian violence may replace an insurgency.Logical formLearned from6 sentences. A male may replace a car.Logical formLearned from6 sentences. Cardinals may be replaced.Logical formLearned from6 sentences. A system may replace a plan.Logical formLearned from6 sentences. A friend may replace a person.Logical formLearned from6 sentences. A (fuel pump) may be replaced.Logical formLearned from6 sentences. An elected-representative may replace an elected-representative.Logical formLearned from6 sentences. Repression may be replaced with a hope of democracy.Logical formLearned from6 sentences.