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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Kd2 win in 7 half-moves
3 Kb1 draw
4 Kd1 draw
5 Kf1 draw
6 Kf2 draw
7 Kg1 draw
8 Kg3 draw
9 Kh1 draw
10 Kh2 draw
11 Kh3 draw
12 Ra8 draw
13 Kb2 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 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 Ra7 loss in 2 half-moves