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 Kab5 win in 3 half-moves
3 Kab6 win in 3 half-moves
4 Kb7 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 Rd1 win in 3 half-moves
7 Ra5 win in 5 half-moves
8 Kc4 win in 7 half-moves
9 Ka5 draw
10 Kb4 draw
11 Kc6 draw
12 Kcb5 draw
13 Kcb6 draw
14 Kd4 draw
15 Kd5 draw
16 Kd6 draw
17 Rc1 draw
18 Re1 draw
19 Rf1 draw
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves