Vaishali Beats Tan in Candidates Round 7 Thriller

A Rollercoaster Victory

Rameshbabu Vaishali (2470) defeated Tan Zhongyi (2535) in a dramatic turnaround that epitomized the fighting spirit of the FIDE Women's Candidates Tournament. What began as a promising position for the former Women's World Champion ended with a devastating blunder that handed Vaishali her second consecutive win.

The game opened with the rare Pirc Defense after 1.e4 d6 2.d4, an unusual guest at the elite level. Vaishali's choice of the even rarer 3.Bd3 was an attempt to throw her higher-rated opponent off familiar paths, but it initially backfired as Tan steadily built up a superior position.

The Critical Collapse

For most of the game, Tan Zhongyi held the upper hand. The Chinese grandmaster methodically improved her position and at one point reached what appeared to be a clearly winning advantage. Her pieces were better coordinated, and she had concrete threats that put Vaishali under severe pressure.

The turning point came around move 27 when Tan played 27.Ne4, throwing away most of her advantage in one move. Even after this inaccuracy, she maintained a pawn advantage with minimal risk—the kind of position that strong players typically convert with patience.

But chess at the highest level is unforgiving. On move 37, disaster struck when Tan blundered a full piece to a bishop fork tactic. Both players spotted the tactical shot immediately, and the game's evaluation flipped dramatically in Vaishali's favor.

Tournament Implications

This victory moved Vaishali into sole second place in the tournament standings, just half a point behind leader Anna Muzychuk. For the 22-year-old Indian grandmaster, it represents a crucial breakthrough in her first Candidates appearance, demonstrating her ability to capitalize when opportunities arise at the highest level.

Tan Zhongyi, meanwhile, suffered a painful setback in her quest to reclaim the world championship. The former world champion had been building momentum in the tournament, but this loss highlighted how quickly fortunes can change in elite competition.

The Art of Conversion

What makes this game particularly striking is how it illustrates the fine margins at the top level of women's chess. Tan's early advantage was the product of sound positional play, but her failure to find the most precise continuation allowed Vaishali to stay in the game. The eventual tactical blow was swift and decisive—exactly the kind of dramatic moment that makes chess compelling.

This is the kind of game that captures the essence of competitive chess—the long struggle, the mounting pressure, and the sudden tactical resolution. At ChessFlow, we've turned this thrilling encounter into a piece you can hang on your wall.