Amino acids may be classified into groups.Logical formLearned from2 sentences. A student may be classified as a resident.Logical formLearned from2 sentences. A graduate student may be classified as research.Logical formLearned from2 sentences. Literature may be classified.Logical formLearned from2 sentences. Messages may be classified as junk.Logical formLearned from2 sentences. (Cable modem technology) may be classified as a (cable service).Logical formLearned from2 sentences. A system can be for classifying jobs.Logical formLearned from2 sentences. A building may be classified as contributting to a (local historic district).Logical formLearned from2 sentences. Some ministries may be classified as departments of a government.Logical formLearned from2 sentences. A disease may be classified as a vasculitis.Logical formLearned from2 sentences. (Water bodies) may be classified as waters.Logical formLearned from2 sentences. Permits may be classified as majors.Logical formLearned from2 sentences. Students may be classified as students.Logical formLearned from2 sentences. Persons may classify events.Logical formLearned from2 sentences. Galaxies may be classified as red.Logical formLearned from2 sentences.