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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kcc4 draw
3 Kcd4 draw
4 Kdc4 draw
5 Kdd4 draw
6 Ke4 draw
7 Ra1 draw
8 Ra3 draw
9 Ra5 draw
10 Rg4 draw
11 Rh4 draw
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ke2 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Ra8 loss in 2 half-moves
26 Rb4 loss in 2 half-moves
27 Rc4 loss in 2 half-moves
28 Rd4 loss in 2 half-moves
29 Re4 loss in 2 half-moves
30 Rf4 loss in 2 half-moves