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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 K3g3 draw
3 K3g4 draw
4 K4g3 draw
5 K4g4 draw
6 Ke2 draw
7 Kf2 draw
8 Kf5 draw
9 Kg5 draw
10 Ra8 draw
11 Rf7 draw
12 Rh8 draw
13 K3e3 loss in 2 half-moves
14 K3e4 loss in 2 half-moves
15 K4e3 loss in 2 half-moves
16 K4e4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rf6 loss in 2 half-moves