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

EGTB: win in 4 half-moves

# move score
1 Kd4 win in 3 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kd2 draw
6 Kd3 draw
7 Ke2 draw
8 Ke4 draw
9 Kf2 draw
10 Kf3 draw
11 Kf4 draw
12 Ra1 draw
13 Ra2 draw
14 Ra4 draw
15 Ra5 draw
16 Ra6 draw
17 Ra8 draw
18 Rb3 draw
19 Kc7 loss in 2 half-moves
20 Kc8 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rd3 loss in 2 half-moves