Gears may mesh.Logical formLearned from12 sentences. A gear can be abandoned.Logical formLearned from12 sentences. Gear may be required.Logical formLearned from12 sentences. A (landing gear) may pertain-to a flight.Logical formLearned from12 sentences. A (body gear) can be protective.Logical formLearned from12 sentences. A gear may be extended.Logical formLearned from12 sentences. A male may get a gear.Logical formLearned from12 sentences. Gears may pertain-to a country.Logical formLearned from12 sentences. A gear can be faulty.Logical formLearned from12 sentences. A gear can be high-altitude.Logical formLearned from12 sentences. American soldiers can be in (battle gear).Logical formLearned from12 sentences. A male may step_up a gear.Logical formLearned from12 sentences. A (tennis gear) may pertain-to a male.Logical formLearned from12 sentences. A race may shift into high gear.Logical formLearned from12 sentences. A (valve gear) can be used.Logical formLearned from11 sentences.