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 Kc2 draw
7 Kc3 draw
8 Kc4 draw
9 Kd2 draw
10 Kd4 draw
11 Ke2 draw
12 Ke3 draw
13 Ra4 draw
14 Rb4 draw
15 Rc4 draw
16 Rd4 draw
17 Re1 draw
18 Re2 draw
19 Re3 draw
20 Re8 draw
21 Rf4 draw
22 Re5 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rh4 loss in 2 half-moves