 Complete the following phrase:  In 2005, he took part in the juniors K1-1000m event of European Canoe Flatwater Junior and U-23 Championships in Plovdiv, Bulgaria. Karaoğlanoğlu competed in the K1-1000m and K4-1000m events at the 2007 ICF Canoe Sprint World Championships in Duisburg, Germany without advancing to the finals. In 2008, he raced in the K1-1000m event at the 3rd World Canoe Cup in Poznań, Poland. He unsuccessfully competed in the K-1 1000m, K-4 200m and K-4 500m events at the 