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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Ka7 win in 3 half-moves
3 Ka8 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Kbb8 draw
6 Ka6 loss in 2 half-moves
7 Kbb6 loss in 2 half-moves
8 Kbc6 loss in 2 half-moves
9 Kcb6 loss in 2 half-moves
10 Kcb8 loss in 2 half-moves
11 Kcc6 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves