<p>Young Indian Grand Master R Praggnanandhaa pulled off a huge upset, beating former world champion Veselin Topalov in the sixth round of the 18th Gibraltar chess festival to record his fifth straight win here.</p>.<p>The 14-year-old Chennai lad needed just 33 moves to put it across the Bulgarian. He had started with a loss against compatriot P V Nandhidhaa but since then he has been on a winning spree.</p>.<p>Praggnanandhaa, who recently won the world under-18 title, said: "It was very tough to prepare against him."</p>.<p>He is in second spot on five points with six other players and will take on Chinese GM Wang Hao in the seventh round.</p>.<p>Seventeen-year-old Russian GM Andrey Esipenko jumped to sole lead with 5.5 points with a win over Georgia's Ivan Cheparinov </p>.<p>The Russian player would be unpaired in the seventh round as he decided to take a bye.</p>.<p>A bunch of players including Indians — B Adhiban, K Sasikiran, Shardul Gagare, Karthikeyan Murali, SL Narayanan — are in joint third place with 4.5 points.</p>.<p>Adhiban beat Gabriel Flom, while D Gukesh, the world's second youngest Grand Master ever, defeated Martin Percivaldi to move to four points.</p>.<p>Also winning were Karthikeyan Murali against Qi B Chen and Gagare over France's Maxime Lagarde.</p>.<p>Top-seed Shakhriyar Mamedyarov's moderate run continued as he was held to a draw by GM Aryan Chopra.</p>
<p>Young Indian Grand Master R Praggnanandhaa pulled off a huge upset, beating former world champion Veselin Topalov in the sixth round of the 18th Gibraltar chess festival to record his fifth straight win here.</p>.<p>The 14-year-old Chennai lad needed just 33 moves to put it across the Bulgarian. He had started with a loss against compatriot P V Nandhidhaa but since then he has been on a winning spree.</p>.<p>Praggnanandhaa, who recently won the world under-18 title, said: "It was very tough to prepare against him."</p>.<p>He is in second spot on five points with six other players and will take on Chinese GM Wang Hao in the seventh round.</p>.<p>Seventeen-year-old Russian GM Andrey Esipenko jumped to sole lead with 5.5 points with a win over Georgia's Ivan Cheparinov </p>.<p>The Russian player would be unpaired in the seventh round as he decided to take a bye.</p>.<p>A bunch of players including Indians — B Adhiban, K Sasikiran, Shardul Gagare, Karthikeyan Murali, SL Narayanan — are in joint third place with 4.5 points.</p>.<p>Adhiban beat Gabriel Flom, while D Gukesh, the world's second youngest Grand Master ever, defeated Martin Percivaldi to move to four points.</p>.<p>Also winning were Karthikeyan Murali against Qi B Chen and Gagare over France's Maxime Lagarde.</p>.<p>Top-seed Shakhriyar Mamedyarov's moderate run continued as he was held to a draw by GM Aryan Chopra.</p>