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

EGTB: win in 6 half-moves

# move score
1 Rg1 win in 5 half-moves
2 Ra1 draw
3 Rd5 draw
4 Rd6 draw
5 Rd7 draw
6 Rd8 draw
7 Re1 draw
8 Rf1 draw
9 Rh1 draw
10 K3g3 loss in 2 half-moves
11 K3g4 loss in 2 half-moves
12 K4g3 loss in 2 half-moves
13 K4g4 loss in 2 half-moves
14 Kg2 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kh2 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rd4 loss in 2 half-moves