A duo can be from a world-city.Logical formLearned from10 sentences. A duo can be active.Logical formLearned from10 sentences. A female can be a member of a duo.Logical formLearned from10 sentences. Duo can be with a female.Logical formLearned from10 sentences. A duo may record an album.Logical formLearned from10 sentences. A reunion may pertain-to a duo.Logical formLearned from10 sentences. Duo can be from a world-city.Logical formLearned from10 sentences. A duo may be filmed.Logical formLearned from10 sentences. A track may pertain-to a duo.Logical formLearned from10 sentences. A partner can be in a duo.Logical formLearned from10 sentences. A duo can be in a country.Logical formLearned from10 sentences. A duo can be with a father.Logical formLearned from10 sentences. An album can be by duo.Logical formLearned from10 sentences. A (music duo) can be experimental.Logical formLearned from10 sentences. A fan may pertain-to a duo.Logical formLearned from10 sentences.