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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb4 win in 13 half-moves
3 Kb5 win in 17 half-moves
4 K5b6 draw
5 K5c6 loss in 2 half-moves
6 K5d6 loss in 2 half-moves
7 K7b6 loss in 2 half-moves
8 K7c6 loss in 2 half-moves
9 K7d6 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb8 loss in 2 half-moves