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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd1 draw
5 Kd3 draw
6 Kd7 draw
7 Ke1 draw
8 Ke2 draw
9 Ke3 draw
10 Ke7 draw
11 Ke8 draw
12 Re8 draw
13 Rf8 draw
14 Rg2 draw
15 Rg4 draw
16 Rg5 draw
17 Rg6 draw
18 Rg7 draw
19 Kc1 loss in 2 half-moves
20 Kc2 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg3 loss in 2 half-moves