An undercarriage may divide units.Logical formLearned from3 sentences. Monoplane can be with (tricycle undercarriage).Logical formLearned from3 sentences. Undercarriage may be fitted.Logical formLearned from3 sentences. Units of an undercarriage may retract into (engine nacelles).Logical formLearned from3 sentences. A (high-wing monoplane) can be with undercarriage.Logical formLearned from3 sentences. Configuration can be with (tricycle undercarriage).Logical formLearned from3 sentences. An undercarriage may consist of some wheels.Logical formLearned from3 sentences. A (float undercarriage) can be amphibious.Logical formLearned from3 sentences. An undercarriage can be spatted.Logical formLearned from3 sentences. An undercarriage may be operated.Logical formLearned from3 sentences. A (tricycle undercarriage) can be wheeled.Logical formLearned from3 sentences. An undercarriage can be complex.Logical formLearned from3 sentences. An undercarriage may be extended.Logical formLearned from3 sentences. An undercarriage may pertain-to locomotives.Logical formLearned from3 sentences. Undercarriages may pertain-to cars.Logical formLearned from3 sentences.