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

EGTB: win in 6 half-moves

# move score
1 Kb2 win in 5 half-moves
2 Kc2 win in 5 half-moves
3 Kd2 win in 7 half-moves
4 Kb1 draw
5 Kb7 draw
6 Kd1 draw
7 Kd7 draw
8 Ra1 draw
9 Ra3 draw
10 Rb7 draw
11 Kb6 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra8 loss in 2 half-moves