An (aircraft carrier) can be in a country.Logical formLearned from10 sentences. An (aircraft carrier) may head a (battle group).Logical formLearned from10 sentences. Some aircrafts may operate from an (aircraft carrier).Logical formLearned from10 sentences. Sailors can be on an (aircraft carrier).Logical formLearned from10 sentences. (Air cargo carriers) may receive a route.Logical formLearned from10 sentences. An (aircraft carrier) can be on station.Logical formLearned from10 sentences. A (helicopter carrier) may undergo a purchase.Logical formLearned from10 sentences. A piece may pertain-to a carrier.Logical formLearned from10 sentences. A soviet (aircraft carrier) can be retired.Logical formLearned from10 sentences. A (bulk carrier) may be highjacked.Logical formLearned from10 sentences. Owners may pertain-to a carrier.Logical formLearned from10 sentences. Carriers can be in some regions.Logical formLearned from10 sentences. A carrier may walk.Logical formLearned from10 sentences. Carriers may operate some flights.Logical formLearned from10 sentences. An aircraft may be operated by (budget carrier).Logical formLearned from10 sentences.