Speaking to the digital media Jit, Rivero said that the confirmed players are Grand Masters Sandro Mareco (Argentina), Shekhar Ganguly (India) and Miguel Santos (Spain).

He noted that Mareco dominates the Elo ranking in his country with 2,643 points, while he is ranked 105th in the universal ranking.

For his part, Ganguly has also held positions among the top 100 in the world on several occasions, although now he is behind Mareco with an average Elo score of 2,627 units.

Santos has the lowest Elo score with 2,596 points, the seventh best accumulated in his country in the list updated on January 1, 2022.

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