The Gimnasiada Nacional de Ajedrez FEMEDEES 2026 U18 championship opens this Friday in Pachuca with Mexico's top junior talent competing in a 6-round Swiss. The 60-minute classical time control separates the serious players from the rest. Round 1 kicks off at 7 PM UTC, and Lichess will broadcast live. Watch for who controls the center early. These matches matter for Mexican junior rankings and national team selection.