A (supply craft) can be unmanned.Logical formLearned from12 sentences. A boat can be a craft.Logical formLearned from12 sentences. Batteries may pertain-to a craft.Logical formLearned from12 sentences. Principles may pertain-to a craft.Logical formLearned from12 sentences. Crafts may undergo a revival.Logical formLearned from12 sentences. (Fuel tanks) may pertain-to a craft.Logical formLearned from12 sentences. A copter may hover over a craft.Logical formLearned from12 sentences. A craft can be slow.Logical formLearned from12 sentences. A mission can be for a (robot craft).Logical formLearned from12 sentences. Ports may be closed to craft.Logical formLearned from12 sentences. Space can be with craft.Logical formLearned from12 sentences. A craft can be stranded.Logical formLearned from12 sentences. A craft may be equipped with (radio equipment).Logical formLearned from12 sentences. A craft can be a helicopter.Logical formLearned from12 sentences. A craft may be unarmed.Logical formLearned from12 sentences.