Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rd8 win in 1 half-moves
2 Ka1 draw
3 Kb1 draw
4 Kb2 draw
5 Kg7 draw
6 Kh7 draw
7 Rc8 draw
8 Re8 draw
9 Rf8 draw
10 Rg1 draw
11 Rg2 draw
12 Rg7 draw
13 Ka3 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves