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 Kb6 draw
3 Kf4 draw
4 Kf5 draw
5 Kf6 draw
6 Kg4 draw
7 Kg6 draw
8 Kh4 draw
9 Kh5 draw
10 Kh6 draw
11 Rb6 draw
12 Rd7 draw
13 Re7 draw
14 Rf7 draw
15 Rg7 draw
16 Rh7 draw
17 Ka4 loss in 2 half-moves
18 Ka5 loss in 2 half-moves
19 Ka6 loss in 2 half-moves
20 Kb4 loss in 2 half-moves
21 Kc4 loss in 2 half-moves
22 Kc5 loss in 2 half-moves
23 Kc6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rc7 loss in 2 half-moves