To master this endgame, try to win 5 times in a row against the computer from random positions such as these: lichess.org/analysis/8/8/8/8/4k3/8/R7/K7_w_-_-_0_1?color=white lichess.org/analysis/R7/8/8/8/4k3/8/8/7K_w_-_-_0_1?color=white lichess.org/analysis/K7/8/8/2k5/8/8/8/R7_w_-_-_0_1?color=white
To master this endgame, try to win 5 times in a row against the computer from random positions such as these:
lichess.org/analysis/8/8/8/8/4k3/8/R7/K7_w_-_-_0_1?color=white
lichess.org/analysis/R7/8/8/8/4k3/8/8/7K_w_-_-_0_1?color=white
lichess.org/analysis/K7/8/8/2k5/8/8/8/R7_w_-_-_0_1?color=white