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

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Ke2 win in 5 half-moves
3 Kf3 win in 5 half-moves
4 Rg3 win in 5 half-moves
5 Kg2 win in 7 half-moves
6 Rh8 win in 9 half-moves
7 Kd2 draw
8 Kd3 draw
9 Kf2 draw
10 Kg1 draw
11 Kg3 draw
12 Kh1 draw
13 Kh3 draw
14 Ra8 draw
15 Rb8 draw
16 Rf8 draw
17 Rg1 draw
18 Kd4 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg7 loss in 2 half-moves