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 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kcc7 draw
6 Kcd6 draw
7 Kd5 draw
8 Kdc7 draw
9 Kdd6 draw
10 Ra8 draw
11 Rb8 draw
12 Rd8 draw
13 Re8 draw
14 Kc5 loss in 1 half-moves
15 Kd8 loss in 1 half-moves
16 Ke6 loss in 1 half-moves
17 Ke7 loss in 1 half-moves
18 Ke8 loss in 1 half-moves
19 Rc7 loss in 1 half-moves
20 Rf8 loss in 1 half-moves
21 Rh8 loss in 1 half-moves