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 Kg1 win in 5 half-moves
3 Kg2 win in 5 half-moves
4 Kg3 win in 5 half-moves
5 Kb1 draw
6 Kd1 draw
7 Kh1 draw
8 Kh3 draw
9 Ra5 draw
10 Kb2 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves