International Master P Karthikeyan and K Rathnakaran of Railways and Grand Master M Shyam Sundar of Airport Authority of India also landed on the winning side in the inaugural round.
The tournament will be played in a 14-player round robin format, with a prize fund of Rs 10 lakhs.
It boasts of eight GMs, five IMs and one FM, with an average rating of 2501, which belongs to Category 11, the first of such kind for a national championship in India.
Gujrathi recorded the first win of the championship, employing Caro Kann defence against lowest seeded K Praneeth Surya of Telangana in 36 moves.
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In the fight between two GMs, M Shyam Sundar dealt a blow to higher seeded Abhijit Kunte of PSPB, a former British champion.
Kunte, playing English opening, overlooked a crucial pawn loss on 31st move to hand over an advantage to Shyam. The two active rooks of Shyam played a stellar role in pocketing a point for him.
Former Asian Junior champion P Karthikeyan of Railways sacrificed his knight on 12th move, facilitating him to win exchange after two more moves in a Slav defence played by GM MR Venkatesh of PSPB.
Though Venkatesh defended accurately, he had to lose two valuable pawns during the process of revival. Karthikeyan pseudo sacrificed his knight to disconnect Venkatesh's pawns and his two extra pawns in the end game were vital to subdue Venkatesh in 50 moves.