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 Ka8 draw
3 Kb7 draw
4 Kb8 draw
5 Ra8 draw
6 Rc1 draw
7 Rc2 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Ka6 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rh8 loss in 2 half-moves