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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 K6g7 draw
3 Rg3 draw
4 Rg4 draw
5 Rg5 draw
6 K6h7 loss in 2 half-moves
7 K8g7 loss in 2 half-moves
8 K8h7 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kh5 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Kg5 loss in 1 half-moves