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 Kb6 draw
3 Kd5 draw
4 Kd6 draw
5 Ra8 draw
6 Rb8 draw
7 Rd8 draw
8 Rf8 draw
9 Rh8 draw
10 Kb5 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Ke1 loss in 1 half-moves
16 Ke2 loss in 1 half-moves
17 Kf2 loss in 1 half-moves
18 Kg1 loss in 1 half-moves
19 Kg2 loss in 1 half-moves
20 Rc7 loss in 1 half-moves
21 Re8 loss in 1 half-moves