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 Rg3 win in 3 half-moves
3 Rg4 win in 3 half-moves
4 Rg1 win in 7 half-moves
5 Ke5 draw
6 Kf5 draw
7 Kg5 draw
8 Ra8 draw
9 Rb8 draw
10 Rc8 draw
11 Rg5 draw
12 Rh8 draw
13 Kb2 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Ke4 loss in 2 half-moves
23 Kf3 loss in 2 half-moves
24 Kg3 loss in 2 half-moves
25 Kg4 loss in 2 half-moves
26 Rd8 loss in 2 half-moves
27 Re8 loss in 2 half-moves
28 Rf8 loss in 2 half-moves
29 Rg6 loss in 2 half-moves
30 Rg7 loss in 2 half-moves