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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Rg8 win in 1 half-moves
3 Ka6 draw
4 Ka7 draw
5 Ka8 draw
6 Kb6 draw
7 Kb8 draw
8 Kc6 draw
9 Kc7 draw
10 Kc8 draw
11 Ke1 draw
12 Ke2 draw
13 Kf2 draw
14 Kg2 draw
15 Rg2 draw
16 Rg4 draw
17 Rg5 draw
18 Rg6 draw
19 Rh1 draw
20 Rg3 loss in 1 half-moves