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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kd7 draw
6 Rc8 draw
7 Rg6 draw
8 Kc6 loss in 12 half-moves
9 Rf8 loss in 12 half-moves
10 Rh8 loss in 12 half-moves
11 Kd6 loss in 6 half-moves
12 Kc8 loss in 4 half-moves
13 Kd8 loss in 4 half-moves
14 Rg4 loss in 4 half-moves
15 Rg5 loss in 4 half-moves
16 Rg7 loss in 4 half-moves
17 Rb8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves