Articles may be classified into some categories.Logical formLearned from2 sentences. Jumps may be classified.Logical formLearned from2 sentences. Injuries may be classified as accident.Logical formLearned from2 sentences. (Drill bits) may be classified in (source group).Logical formLearned from2 sentences. A (nature group) may classify neurotic disorders.Logical formLearned from2 sentences. A survey may classify cases.Logical formLearned from2 sentences. Some (reporter consumer units) may be classified in (income classes).Logical formLearned from2 sentences. Units may be classified into an industry.Logical formLearned from2 sentences. Persons may be classified in a job.Logical formLearned from2 sentences. A (field economist) may classify an occupation.Logical formLearned from2 sentences. Freight may be classified.Logical formLearned from2 sentences. Establishments of employers may be classified by (industry sector).Logical formLearned from2 sentences. Supervisors may be classified in a group.Logical formLearned from2 sentences. (Data collection) may classify workers.Logical formLearned from2 sentences. Persons may be classified under a school.Logical formLearned from2 sentences.