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 Kb1 win in 3 half-moves
3 Kc1 win in 3 half-moves
4 Kc4 win in 3 half-moves
5 Kd1 win in 3 half-moves
6 Rb1 win in 3 half-moves
7 Rb3 win in 3 half-moves
8 Kb4 win in 9 half-moves
9 Ra2 win in 9 half-moves
10 K2b3 draw
11 K3b3 draw
12 K2d2 loss in 2 half-moves
13 K2d3 loss in 2 half-moves
14 K3d2 loss in 2 half-moves
15 K3d3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves