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

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rg1 win in 5 half-moves
3 Rg3 win in 5 half-moves
4 Ra8 draw
5 Rb8 draw
6 Re8 draw
7 Rg2 draw
8 Rg5 draw
9 Kb1 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 K1b2 loss in 1 half-moves
23 K1c2 loss in 1 half-moves
24 K1d2 loss in 1 half-moves
25 K3b2 loss in 1 half-moves
26 K3c2 loss in 1 half-moves
27 K3d2 loss in 1 half-moves