Faustino Oro is the youngest player to achieve 2300 rating at age 9.63 and he recently achieved his first International Master norm.

This market resolves to YES if by 2026 year end he beats in OTB classical chess (one game) either the sitting world champion (currently GM Ding Liren) or the world number 1 (currently GM Magnus Carlsen).

I may bet.

https://www.chess.com/news/view/9-year-old-makes-history-as-youngest-ever-2300-player

9-Year-Old Makes History As Youngest 2300 Player Ever

Nine-year-old FM Faustino Oro has been dubbed the "Messi of Chess" by Argentinian media as he made history as the youngest player to ever break the 2300 rating barrier. In March, the 2013-born Argentinian became the youngest player to ever break 2200 at nine years and three months. Now three months later,