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

EGTB: win in 4 half-moves

# move score
1 Kab7 win in 3 half-moves
2 Kcb7 win in 3 half-moves
3 Kab5 win in 7 half-moves
4 Kcb5 win in 7 half-moves
5 Kab6 win in 9 half-moves
6 Ra8 win in 9 half-moves
7 Rc8 win in 11 half-moves
8 Kcb6 win in 13 half-moves
9 Rb1 draw
10 Rb2 draw
11 Rb3 draw
12 Rh8 draw
13 Ka5 loss in 2 half-moves
14 Ka7 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kd7 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 Rb7 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves