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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rg5 win in 1 half-moves
3 Rg6 win in 1 half-moves
4 Rg7 win in 1 half-moves
5 Kc6 draw
6 Kc7 draw
7 Kd7 draw
8 Ke1 draw
9 Ke2 draw
10 Ke5 draw
11 Ke6 draw
12 Ke7 draw
13 Kf2 draw
14 Kg2 draw
15 Rg2 draw
16 Rg8 draw
17 Rh1 draw
18 Kc5 loss in 1 half-moves
19 Kd5 loss in 1 half-moves
20 Rg3 loss in 1 half-moves