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

EGTB: win in 20 half-moves

# move score
1 Rb1 win in 19 half-moves
2 Kb4 draw
3 Kc4 draw
4 Kd4 draw
5 Kd5 draw
6 Ke1 draw
7 Ke2 draw
8 Kf2 draw
9 Kg1 draw
10 Kg2 draw
11 Ra5 draw
12 Rb4 draw
13 Kb6 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves