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

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Kc7 win in 3 half-moves
5 Kc8 win in 3 half-moves
6 Rb7 win in 3 half-moves
7 Rc1 win in 5 half-moves
8 Ka5 draw
9 Kb5 draw
10 Kd8 draw
11 Ke7 draw
12 Ke8 draw
13 Ra1 draw
14 Rb5 draw
15 Rd1 draw
16 Rh1 draw
17 Kc6 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves