GM Krishnan Sasikiran scored a much-awaited victory against GM Tomasz Markowski of Poland in the fourth round.
The Indian Grandmaster beat veteran GM Pia Cramling of Sweden in the seventh round of the master's section of Gibtele.com chess festival in Gibraltar.
Former national champion Dibyendu Barua suffered his second defeat in the Parsvnath International Open chess tournament.
While Harikrishna is ranked 28th on 2673 points, Sasikiran is 30th on 2670 points.
P Harikrishna and S S Ganguly lost their games as India went down to defending champions Russia in the Chess Olympiad.
The former world junior champion settled for an easy draw in the first game of the third round in the World Chess Cup.
The Indian GM marched his way in to the second round of the World Chess Cup with a sweeping 2-0 win over Yu Shaoteng of China
Top seed Alexander Morozevich of Russia made sure of retaining the title with a round to spare in the Biel chess festival.
Indian GM Sasikiran beat Yannick Pelletier to go to the top after the sixth round in the Biel International chess festival.
GM Alexander Morozevich of Russia, with 3.5 points from first five games, leads after the fifth round of the Grandmaster section in the Biel International Chess Festival.
Sasikiran, Harikrishna, and Dibyendu Barua share the lead with 4.5 points after six rounds.
He beat Zoltan Almasi of Hungary in the eighth round of the third Marx Gyorgy memorial Grandmasters chess tournament.
Krishnan Sasikiran, P Harikrishna and Surya Shekhar Ganguly won their second round ties to lead the fray along with 21 others in the Dubai International Chess championship.
The 74-year-old chess legend proved too good for former world junior champion Peter Acs of Hungary in the Marx Gyorgy Memorial Grandmasters' tournament.
Grandmaster Krishnan Sasikiran was held to a draw by Zoltan Almasi of Hungary in the third round.
Indian men bounced back with a convincing 4-0 victory over Cyprus in the second round of the Chess Olympiad
The victory in the Aeroflot International Open Chess tournament helped the Indian ace to inch closer to second GM norm.
The Indian placed fifth after drawing his 10th and final round game in the Bosna 2006 Grandmasters' tournament.
The Indian GM stunned top seed Hikaru Nakamura of United States and now trails the tournament leader by only half a point.
The Indian ace registered a crushing victory over Emil Harminsson of Sweden in the first round of the Sigeman Chess Tournament.
GM Krishnan Sasikiran recorded his second straight victory humbling GM Mahamad Al-Modiahki of Qatar in the fifth round.
The Indian GM took off with a lucky victory over Vitaly Tseshkovsky in the opening round of the Aeroflot International open.
It has bolstered the home team's medal chances at the 14-day event, which is expected to see massive participation from more than 150 countries.
The Indian Grandmaster beat Simon Williams in the penultimate round of the Gibtele.com chess tournament.
The defeat saw the joint-leader slip to joint 10th after the sixth round in the Gibtele.Com chess festival in Gibraltar.
Grandmaster Krishnan Sasikiran move into joint fifth spot after the fourth round of the Master's section of the Gibtele.com chess festival.
But their medal hopes remain dim after the 13th and penultimate round of the 36th Chess Olympiad.
GMs Pendyala Harikrishna, Surya Shekhar Ganguly and Abhijit Kunte are among other Indians in the fray at the British open.
Indian man scored a victory over unfancied Uruguay in their first round at the Chess Olympiad.
The second seeded GM beat Lenier Dominiguez of Cuba in his fifth round match in the 18th North Sea Cup.
The International Master drew with Grandmaster Hua Ni of China to take his tally to 3.5 points in the fifth Asian Chess championship.
The Indian Grandmaster posed a serious threat but the top seed held on for a draw and maintained his slender half point lead.
Aarthie Ramaswamy leads the field in the women's section in the National A chess championship.
The two Grandmasters have 3.5 points each after four rounds in the National 'A' men's chess championship.
Krishnan Sasikiran, P Harikrishna and Surya Shekhar Ganguly won their fourth round games to remain in joint second position at the Dubai International Chess Championship.
The young Indian GM scored a brilliant victory over Grandmaster Alexei Barsov of Uzbekistan in the seventh round in the 65th Hastings chess tournament.
The Indian GM settled for a quick draw in the final game against Jan Timman to take the joint title.
The Indian GM joined Dutchman GM Jan Timman in the lead after the conclusion of the eighth and penultimate round in the Sigeman & Co. chess tournament.
The Indian GM finished the first lap at of Sigeman and Co. Chess tournament with a draw to secure second spot
The Indian GM beat Curt Hansen of Denmark in the fourth round to top the tables.