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

EGTB: win in 8 half-moves

# move score
1 Rb8 win in 7 half-moves
2 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb1 draw
6 Kb2 draw
7 Kb6 draw
8 Kb8 draw
9 Kc2 draw
10 Kc6 draw
11 Kc7 draw
12 Kc8 draw
13 Kd1 draw
14 Kd2 draw
15 Ra8 draw
16 Rc8 draw
17 Rd8 draw
18 Re3 draw
19 Re7 draw
20 Rf8 draw
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves