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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kd2 win in 3 half-moves
4 Kb1 draw
5 Kb3 draw
6 Kb4 draw
7 Kc3 draw
8 Kd1 draw
9 Kd3 draw
10 Kd4 draw
11 Ra2 draw
12 Ra3 draw
13 Ra4 draw
14 Ra5 draw
15 Ra6 draw
16 Kb5 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb1 loss in 2 half-moves