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 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Ke3 draw
8 Ke4 draw
9 Ke5 draw
10 Kf3 draw
11 Kf5 draw
12 Kg3 draw
13 Kg5 draw
14 Rg1 draw
15 Rg3 draw
16 Rg5 draw
17 Rg6 draw
18 Rg7 draw
19 Rh4 draw
20 Rg2 loss in 1 half-moves