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?
{'answer': 'World War I', 'supporting_facts': [['Smith &amp; Wesson Model 22', 0], ['M1917 revolver', 0]]}