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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Ra1 win in 1 half-moves
3 Ra2 win in 1 half-moves
4 Ra5 win in 1 half-moves
5 Ra6 win in 1 half-moves
6 Rd8 win in 1 half-moves
7 Re8 win in 1 half-moves
8 Rf8 win in 1 half-moves
9 Rg8 win in 1 half-moves
10 Ka7 draw
11 Ka6 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Kb8 loss in 1 half-moves
16 Ra3 loss in 1 half-moves
17 Ra4 loss in 1 half-moves
18 Ra7 loss in 1 half-moves
19 Rb8 loss in 1 half-moves
20 Rc8 loss in 1 half-moves
21 Rh8 loss in 1 half-moves