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 Ke6 draw
3 Ke7 draw
4 Kf6 draw
5 Kf8 draw
6 Kfg6 draw
7 Kfg7 draw
8 Kfg8 draw
9 Kh6 draw
10 Kh8 draw
11 Khg6 draw
12 Khg7 draw
13 Khg8 draw
14 Rc4 draw
15 Rc6 draw
16 Rc7 draw
17 Rd8 draw
18 Ra8 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves
26 Ke8 loss in 1 half-moves
27 Re8 loss in 1 half-moves