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 Rf2 draw
3 Rf3 draw
4 Rf4 draw
5 Rf7 draw
6 Ka5 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Rb8 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf1 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 K6a7 loss in 1 half-moves
19 K6b7 loss in 1 half-moves
20 K8a7 loss in 1 half-moves
21 K8b7 loss in 1 half-moves