Question: The Smith and Wesson Model 22 series is a refined commercial version of a U.S. six-shot revolver of .45 ACP caliber adopted by the U.S. Army in 1917 durring what war?
Sentence (from "Smith &amp; Wesson Model 14"): It is chambered for the .38 Special cartridge, and most were fitted with a 6 in or 8+3/8 in barrel.
Relevant evidence: No