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 Ka3 draw
3 Ka5 draw
4 Kb3 draw
5 Kb4 draw
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Kd6 draw
10 Kd8 draw
11 Ra8 draw
12 Rb8 draw
13 Rc8 draw
14 Rd8 draw
15 Re1 draw
16 Re2 draw
17 Re3 draw
18 Re4 draw
19 Rf8 draw
20 Ke6 loss in 2 half-moves
21 Ke7 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves
26 Rh8 loss in 2 half-moves