Editing International Amateur Open
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Revision as of 15:04, 19 October 2026 by Admin (talk | contribs) (Created page with " The '''International Amateur Open''' ('''IAO''') was an annual paintball tournament and industry event held in Pennsylvania, United States, from 1990 to 2006. Established by Debra Dion Krischke as the National Amateur Open, the tournament provided organised competition specifically for amateur players at a time when professional and recreational teams frequently competed in the same divisions.[1] Originally held at Three Rivers Paintball near Pittsburgh, th...")
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