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 Rc8 draw
7 Rd8 draw
8 Re1 draw
9 Re7 draw
10 Rh8 draw
11 Ka6 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Re5 loss in 1 half-moves
19 Re6 loss in 1 half-moves