A role may be played by factors.Logical formLearned from31 sentences. Persons may understand a role.Logical formLearned from31 sentences. Human activity may play a role.Logical formLearned from31 sentences. A role can be in providding information.Logical formLearned from31 sentences. A male may get a role of a male.Logical formLearned from31 sentences. Events may play a role.Logical formLearned from31 sentences. Roles may undergo a creation.Logical formLearned from31 sentences. Educators may play a role.Logical formLearned from31 sentences. A role can be in proceedings.Logical formLearned from31 sentences. A show-biz-star may have a role.Logical formLearned from31 sentences. Inheritance may play a role.Logical formLearned from31 sentences. A song may play a role.Logical formLearned from31 sentences. A role can be in a (drug war).Logical formLearned from31 sentences. A role may pertain-to a (project manager).Logical formLearned from31 sentences. A role can be in milk.Logical formLearned from31 sentences.