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 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Ke1 draw
8 Ke2 draw
9 Ke3 draw
10 Kf8 draw
11 Kh8 draw
12 Ra8 draw
13 Rc8 draw
14 Rd8 draw
15 Re1 draw
16 Re2 draw
17 Re6 draw
18 Re7 draw
19 Rf8 draw
20 Kf7 loss in 2 half-moves
21 Kg7 loss in 2 half-moves
22 Kh7 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Re5 loss in 2 half-moves