Roles may be reversed.Logical formLearned from131 sentences. Proteins may play a role.Logical formLearned from131 sentences. A recurring role can be as a male.Logical formLearned from131 sentences. A role can be pervasive.Logical formLearned from131 sentences. A role can be therapeutic.Logical formLearned from131 sentences. An (acting role) may pertain-to a male.Logical formLearned from131 sentences. A person may like a role.Logical formLearned from131 sentences. A (signature role) may pertain-to a male.Logical formLearned from131 sentences. A role may help.Logical formLearned from131 sentences. Racism may play a role.Logical formLearned from131 sentences. A military may have a role.Logical formLearned from131 sentences. A role can be feminine.Logical formLearned from130 sentences. A (leadership role) may pertain-to a person.Logical formLearned from130 sentences. A role can be in business.Logical formLearned from130 sentences. A role can be in an economic growth.Logical formLearned from130 sentences.