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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Kd2 draw
7 Kd3 draw
8 Kd4 draw
9 Ke2 draw
10 Ke4 draw
11 Ra8 draw
12 Rb8 draw
13 Rc1 draw
14 Rc2 draw
15 Rc6 draw
16 Rc7 draw
17 Rd8 draw
18 Re8 draw
19 Kf2 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rc5 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves