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

EGTB: win in 6 half-moves

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