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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kd6 draw
8 Kd7 draw
9 Kd8 draw
10 Rc8 draw
11 Rd8 draw
12 Re8 draw
13 Rf1 draw
14 Rf5 draw
15 Rf6 draw
16 Rf7 draw
17 Rh8 draw
18 Ra8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves