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

EGTB: win in 8 half-moves

# move score
1 Kb5 win in 7 half-moves
2 Kb4 draw
3 Kc5 draw
4 Kc7 draw
5 Kc8 draw
6 Kd4 draw
7 Kd5 draw
8 Kd7 draw
9 Ke8 draw
10 Ra4 draw
11 Ra5 draw
12 Ra6 draw
13 Ra7 draw
14 Rc8 draw
15 Kb3 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Rb8 loss in 2 half-moves