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 K5a6 draw
3 K5b6 draw
4 K5c6 draw
5 K7a6 draw
6 K7b6 draw
7 K7c6 draw
8 Ka4 draw
9 Ka5 draw
10 Ka8 draw
11 Kb4 draw
12 Kb8 draw
13 Kc8 draw
14 Ra2 draw
15 Rb1 draw
16 Rc2 draw
17 Rd2 draw
18 Rh2 draw
19 Kc4 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc7 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Re2 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg2 loss in 2 half-moves