(Air transport carriers) may pertain-to a country.Logical formLearned from5 sentences. A stake can be in (discount carrier).Logical formLearned from5 sentences. A carrier can be in a class.Logical formLearned from5 sentences. A national carrier may be owned.Logical formLearned from5 sentences. (Operating costs) can be for carriers.Logical formLearned from5 sentences. An (aircraft carrier group) can be versatile.Logical formLearned from5 sentences. Ships may pertain-to an (aircraft carrier group).Logical formLearned from5 sentences. Cooperation can be between ships of an (aircraft carrier group).Logical formLearned from5 sentences. (Air carriers) may pertain-to some nations.Logical formLearned from5 sentences. Support ships).Logical formLearned from5 sentences. Carriers may be detected.Logical formLearned from5 sentences. A carrier may cut jobs.Logical formLearned from5 sentences. A (bulk carrier) may pertain-to a country.Logical formLearned from5 sentences. (Flag carriers) may pertain-to some countries.Logical formLearned from5 sentences. Customers may include some carriers.Logical formLearned from5 sentences.