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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kd1 draw
3 Kd2 draw
4 Kg6 draw
5 Kg7 draw
6 Kg8 draw
7 Kh6 draw
8 Kh8 draw
9 Ra8 draw
10 Rc8 draw
11 Rd8 draw
12 Re3 draw
13 Re4 draw
14 Re5 draw
15 Re6 draw
16 Re7 draw
17 Rh8 draw
18 Ke2 loss in 2 half-moves
19 Kf1 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves