A class may consist of units.Logical formLearned from243 sentences. A female may take a class.Logical formLearned from243 sentences. A middle class may undergo a rise.Logical formLearned from243 sentences. Interests may pertain-to a class.Logical formLearned from242 sentences. (Class mates) may pertain-to a person.Logical formLearned from242 sentences. A person may look to a class.Logical formLearned from241 sentences. A person may sign_up for classes.Logical formLearned from240 sentences. Students may enroll in classes.Logical formLearned from240 sentences. Classes can be over.Logical formLearned from240 sentences. A person may sign_up for a class.Logical formLearned from239 sentences. Persons may do in class.Logical formLearned from239 sentences. A class can be at a school.Logical formLearned from238 sentences. A class can be constituted-of-or-filled-with stock.Logical formLearned from237 sentences. A goal may pertain-to a class.Logical formLearned from236 sentences. A male may take a class.Logical formLearned from236 sentences.