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

EGTB: win in 2 half-moves

# move score
1 Rg6 win in 1 half-moves
2 Rg7 win in 1 half-moves
3 Rg8 win in 1 half-moves
4 Kc6 draw
5 Kc7 draw
6 Kc8 draw
7 Kd6 draw
8 Kd8 draw
9 Ke6 draw
10 Ke7 draw
11 Ke8 draw
12 Kf2 draw
13 Kg2 draw
14 Rg2 draw
15 Rg4 draw
16 Rg5 draw
17 Rh1 draw
18 Ke1 loss in 1 half-moves
19 Ke2 loss in 1 half-moves
20 Rg3 loss in 1 half-moves