Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 K6b6 draw
3 K6d6 draw
4 K7b6 draw
5 Kb8 draw
6 Kc8 draw
7 Ra7 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb4 draw
12 Rb5 draw
13 Rb6 draw
14 K6d7 loss in 1 half-moves
15 K7d6 loss in 1 half-moves
16 K7d7 loss in 1 half-moves
17 Kb5 loss in 1 half-moves
18 Kc5 loss in 1 half-moves
19 Kd5 loss in 1 half-moves
20 Kd8 loss in 1 half-moves