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 Kc7 draw
3 Kc8 draw
4 Kd6 draw
5 Kd8 draw
6 Ke6 draw
7 Ke7 draw
8 Ke8 draw
9 Kg4 draw
10 Kh2 draw
11 Kh3 draw
12 Kh4 draw
13 Ra8 draw
14 Rd8 draw
15 Rg5 draw
16 Rg6 draw
17 Rg7 draw
18 Rh8 draw
19 Kc6 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Kf3 loss in 2 half-moves
22 Kf4 loss in 2 half-moves
23 Kg2 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg4 loss in 2 half-moves