An undercarriage may pertain-to a craft.Logical formLearned from2 sentences. An undercarriage may pertain-to a jeep.Logical formLearned from2 sentences. Undercarriages can be simplified.Logical formLearned from2 sentences. An undercarriage may undergo an examination.Logical formLearned from2 sentences. An undercarriage may pertain-to a skate.Logical formLearned from2 sentences. An undercarriage may be lock_uped.Logical formLearned from2 sentences. An undercarriage may pertain-to a trailer.Logical formLearned from2 sentences. An undercarriage can be with some (rubber tires).Logical formLearned from2 sentences. A structure may be attached to a top of an undercarriage.Logical formLearned from2 sentences. An undercarriage may pivot.Logical formLearned from2 sentences. Flames may pour from an undercarriage.Logical formLearned from2 sentences. A microprocessor can be in an undercarriage.Logical formLearned from2 sentences. Parts of an undercarriage may be tear_offed.Logical formLearned from2 sentences. Undercarriages can be unprotected.Logical formLearned from2 sentences. Undercarriages can be vulnerable to (roadside bombs).Logical formLearned from2 sentences.