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

EGTB: win in 12 half-moves

# move score
1 Kb5 win in 11 half-moves
2 Ka7 draw
3 Kd2 draw
4 Kd3 draw
5 Kd4 draw
6 Ke2 draw
7 Ke4 draw
8 Kf2 draw
9 Kf3 draw
10 Kf4 draw
11 Rb2 draw
12 Rb3 draw
13 Rb4 draw
14 Rb5 draw
15 Re1 draw
16 Rh1 draw
17 Ka5 loss in 2 half-moves
18 Ka6 loss in 2 half-moves
19 Kb7 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc6 loss in 2 half-moves
22 Kc7 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves