A female can be (screw steamer).Logical formLearned from4 sentences. Heads may pertain-to screws.Logical formLearned from4 sentences. Screws can be large-headed.Logical formLearned from4 sentences. A screw can be hand-operated.Logical formLearned from4 sentences. A length may pertain-to a screw.Logical formLearned from4 sentences. (Screw gunvessel) can be constituted-of-or-filled-with some guns.Logical formLearned from4 sentences. An (expansion steam engine) may provide through a screw.Logical formLearned from4 sentences. A (screw gunvessel) can be composite.Logical formLearned from4 sentences. A female may be fitted with (screw propulsion).Logical formLearned from4 sentences. Screws can be used.Logical formLearned from4 sentences. Screws may be replaced.Logical formLearned from4 sentences. A screw may undergo an invention.Logical formLearned from4 sentences. A female may have screw.Logical formLearned from4 sentences. Some screws can be on a back.Logical formLearned from4 sentences. A breechblock can be of (screw type).Logical formLearned from4 sentences.