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 Kb1 draw
3 Kc8 draw
4 Kd7 draw
5 Ke7 draw
6 Re1 draw
7 Re7 draw
8 Rf8 draw
9 Rh8 draw
10 Ka2 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Re2 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Kc7 loss in 1 half-moves