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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kc7 draw
5 Kd7 draw
6 Kg2 draw
7 Kg3 draw
8 Kg4 draw
9 Kh2 draw
10 Kh4 draw
11 Ra7 draw
12 Rc7 draw
13 Re7 draw
14 Rf7 draw
15 Rg1 draw
16 Rg6 draw
17 Rh7 draw
18 Kb5 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rd7 loss in 2 half-moves
24 Rg2 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rg5 loss in 2 half-moves