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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kcd6 draw
8 Kd5 draw
9 Kd7 draw
10 Kd8 draw
11 Ke6 draw
12 Ked6 draw
13 Kf5 draw
14 Kf6 draw
15 Ra5 draw
16 Rb4 draw
17 Rb6 draw
18 Rb7 draw
19 Rb8 draw
20 Kd4 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Kf4 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rd5 loss in 2 half-moves