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

EGTB: win in 6 half-moves

# move score
1 Rb8 win in 5 half-moves
2 Ra8 draw
3 Rd4 draw
4 Ka5 loss in 2 half-moves
5 Ka8 loss in 2 half-moves
6 Kaa7 loss in 2 half-moves
7 Kab6 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Kba7 loss in 2 half-moves
11 Kbb6 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 Rc8 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves