Governors may play a role.Logical formLearned from30 sentences. Roles can be perceived.Logical formLearned from30 sentences. A role may be established.Logical formLearned from30 sentences. A role may pertain-to emotions.Logical formLearned from30 sentences. Knowledge may play a role.Logical formLearned from30 sentences. A role can be in innovation.Logical formLearned from30 sentences. Roles may undergo a clarification.Logical formLearned from30 sentences. A role can be airborne.Logical formLearned from30 sentences. Unions may have a role.Logical formLearned from30 sentences. A role can be in a life of a city.Logical formLearned from30 sentences. A role can be in prevention.Logical formLearned from30 sentences. An (oversight role) may pertain-to persons.Logical formLearned from30 sentences. A role can be in energy.Logical formLearned from30 sentences. Fiscal policy may play a role.Logical formLearned from30 sentences. A statement may pertain-to a role.Logical formLearned from30 sentences.