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 Kc6 draw
3 Kc7 draw
4 Ra8 draw
5 Rb8 draw
6 Ka6 loss in 2 half-moves
7 Ka7 loss in 2 half-moves
8 Ka8 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Rc1 loss in 1 half-moves
19 Rc2 loss in 1 half-moves
20 Rc3 loss in 1 half-moves
21 Rc4 loss in 1 half-moves