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

EGTB: win in 2 half-moves

# move score
1 Rd5 win in 1 half-moves
2 Rg8 win in 1 half-moves
3 Rd4 draw
4 Ka6 loss in 2 half-moves
5 Ka7 loss in 2 half-moves
6 Ka8 loss in 2 half-moves
7 Kbb8 loss in 2 half-moves
8 Kbc8 loss in 2 half-moves
9 Kcb8 loss in 2 half-moves
10 Kcc8 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Kbb6 loss in 1 half-moves
23 Kbc6 loss in 1 half-moves
24 Kcb6 loss in 1 half-moves
25 Kcc6 loss in 1 half-moves
26 Kd6 loss in 1 half-moves
27 Rd6 loss in 1 half-moves