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 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb6 draw
6 Kc1 draw
7 Kc2 draw
8 Kd2 draw
9 Ke1 draw
10 Ke2 draw
11 Ra1 draw
12 Ra2 draw
13 Ra4 draw
14 Ra5 draw
15 Ra8 draw
16 Rb3 draw
17 Rc3 draw
18 Rg3 draw
19 Kc4 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc6 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves