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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ke2 draw
6 Kf1 draw
7 Kf2 draw
8 Re3 draw
9 Re4 draw
10 Re5 draw
11 Re6 draw
12 Re7 draw
13 Rf8 draw
14 Rh8 draw
15 Kd1 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re2 loss in 2 half-moves