Assertion: bullet's caliber | /r/HasProperty | 88–128 mm
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text: Compared to other artillery types, German industry built for example, 570 heavy (caliber 88–128 mm) flak guns, 1,020 field artillery pieces (caliber 75–210 mm), and 1,300 tank guns, anti-tank guns, plus self-propelled guns in December 1943.