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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ke1 draw
6 Ke3 draw
7 Kf1 draw
8 Kf2 draw
9 Kf3 draw
10 Re3 draw
11 Re4 draw
12 Re5 draw
13 Re6 draw
14 Re7 draw
15 Rf8 draw
16 Rh8 draw
17 Kd1 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves