A role can be as a host.Logical formLearned from25 sentences. An immune system may play role.Logical formLearned from25 sentences. A role can be on a court.Logical formLearned from25 sentences. A role can be in organizing an ambush.Logical formLearned from25 sentences. A role may be curtailed.Logical formLearned from25 sentences. A (role ..) may pertain-to a person.Logical formLearned from25 sentences. A role can be for cells.Logical formLearned from25 sentences. A role can be for a US-president.Logical formLearned from25 sentences. Debates may play a role.Logical formLearned from25 sentences. A role can be a lead.Logical formLearned from25 sentences. A person may audition for a role.Logical formLearned from25 sentences. A role can be around the world.Logical formLearned from25 sentences. A role can be in a turmoil.Logical formLearned from25 sentences. Persons may focus on a role.Logical formLearned from25 sentences. A role may be held by a male.Logical formLearned from25 sentences.