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

EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Rg8 win in 3 half-moves
3 Ra1 draw
4 Rb1 draw
5 Rc1 draw
6 Rd1 draw
7 Rg4 draw
8 Rg5 draw
9 Rg7 draw
10 Kb6 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kcc6 loss in 2 half-moves
14 Kcc8 loss in 2 half-moves
15 Kcd6 loss in 2 half-moves
16 Kcd8 loss in 2 half-moves
17 Kdc6 loss in 2 half-moves
18 Kdc8 loss in 2 half-moves
19 Kdd6 loss in 2 half-moves
20 Kdd8 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ke7 loss in 2 half-moves
23 Ke8 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rg3 loss in 2 half-moves
28 Rh1 loss in 2 half-moves