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Fudbalski klub Kozara Gradiška (Serbian Cyrillic: Фудбалски клуб Koзapa Градишка) is a football club from the town of Gradiška, in northern Bosnia and Herzegovina. The club played in the Premier League of Bosnia and Herzegovina in the 2002–03 season. However, they ended up being relegated to the First League of the Republika Srpska after their first season in the country's top league. The club played from 2003 to 2011 in the second level of Bosnia and Herzegovina. After the season 2010–11, the team's promoted again to the Premier League. At the end of the 2011–12 season, they finished on 16th position and were relegated again to the lower tier.