A (space shuttle fleet) may be grounded over a summer.Logical formLearned from6 sentences. A fleet can be flexible.Logical formLearned from6 sentences. Ships may pertain-to a western fleet.Logical formLearned from6 sentences. Ships of a western fleet may patroll areas of the north.Logical formLearned from6 sentences. A kind can be in a fleet.Logical formLearned from6 sentences. Attacks can be on a fleet.Logical formLearned from6 sentences. A fleet may be based at an airline.Logical formLearned from6 sentences. Changes to a fleet may lead to a decrease.Logical formLearned from6 sentences. (Fuel economy requirements) can be for (vehicle fleets).Logical formLearned from6 sentences. A fleet can be down to some aircraft.Logical formLearned from6 sentences. A male may travel in a fleet of helicopters.Logical formLearned from6 sentences. Japanese planes may attack a (pacific fleet).Logical formLearned from6 sentences. A market can be with a fleet of 747s.Logical formLearned from6 sentences. A fleet of some airliners may be moved to a country.Logical formLearned from6 sentences. Sailors may pertain-to a fleet.Logical formLearned from6 sentences.