Ace Indian Paddler Achanta Sharath Kamal has entered the men's singles of pre-quarterfinals of the IITF World Tour Polish Open at Poznan. In a grueling seven-setter at Posnan on Saturday , he stunned world No. 31 Patrick Baum of Germany to beat him 4-3. The scores : 8-11, 10-12, 11-8, 11-9, 12-10, 7-11, 13-11.Ranked 79 in the world, Sharath will now take on world No. 19 Tianyi Jiang from Hong Kong in the round of 16.Sharath was almost down and out before recovering from a 0-2 deficit to post a win over his better-known opponent. In the tension-packed decider, the Indian had to muster great courage to keep his opponent engaged and wrap it up by the minimal two-point margin. In the end, it was a reaction block that won the game for him and India had reason to celebrate.