2:14:29
How I Mastered the Stonewall Defense to reach 2000 in Chess
3:26:51
How I Went from 500 to 2000 in Chess with SICILIAN DEFENSE
12:04
Las 3 reglas de Fischer para evitar el 90% de tus errores en ajedrez
2:22:18
Attack With Black in the French Defense
22:25