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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 K6a6 draw
4 K6a7 draw
5 K7a6 draw
6 K7a7 draw
7 Ka8 draw
8 Kb8 draw
9 Ra4 draw
10 Rb1 draw
11 Rb2 draw
12 Rb3 draw
13 Rb5 draw
14 Rc4 draw
15 Rh4 draw
16 K6c6 loss in 2 half-moves
17 K6c7 loss in 2 half-moves
18 K7c6 loss in 2 half-moves
19 K7c7 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc8 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rg4 loss in 2 half-moves