THIRUVARUR: Grandmaster SP Sethuraman of PSPB, International Masters P Karthikeyan and Arghyadip Das of Railways shared the lead with three points after Round 4 of the 53rd national premier chess championship here on Wednesday.
In an absorbing struggle arising from Catalan opening, both Sethuraman and GM M Shyam Sundar of AAI played an attacking game. After exchanging the queens, Sethuraman managed to win a pawn on the 34th move, resulting three chain pawns to him, compared to that of two isolated pawns to Shyam. In a rook and knight ending, Shyam committed hara-kiri as Sethuraman secured a point in 57 moves.
Kolkata: Soumya Swaminathan of PSCB continued to lead the table after Round 6 of the 42nd national women’s premier chess championship here. Half a point behind, are Padmini Rout of Odisha and Swati Ghate of LIC with 4.5 points apiece.