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 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb2 draw
6 Kb3 draw
7 Kb5 draw
8 Kc2 draw
9 Kd2 draw
10 Kd3 draw
11 Ra1 draw
12 Ra2 draw
13 Ra4 draw
14 Ra6 draw
15 Ra8 draw
16 Rb3 draw
17 Kb7 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Kc7 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra7 loss in 2 half-moves