Songs may comprise an album.Logical formLearned from4 sentences. Ethnic groups may comprise a population.Logical formLearned from4 sentences. A (training school) may be comprised.Logical formLearned from4 sentences. An income may be comprised.Logical formLearned from4 sentences. A household may be comprised.Logical formLearned from4 sentences. A building may comprise office.Logical formLearned from4 sentences. A plantation may be comprised.Logical formLearned from4 sentences. A us-state may comprise some counties.Logical formLearned from4 sentences. A country may comprise sixteen states.Logical formLearned from4 sentences. Casualties may be comprised.Logical formLearned from4 sentences. A period may comprise some phases.Logical formLearned from4 sentences. A realm may be comprised.Logical formLearned from4 sentences. Option may comprise some (coursework units).Logical formLearned from4 sentences. Collections may comprise some feet.Logical formLearned from4 sentences. A committee may be comprised of a chair.Logical formLearned from4 sentences.