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 Kg5 draw
4 Kg6 draw
5 Kg7 draw
6 Kh5 draw
7 Kh7 draw
8 Rb6 draw
9 Rc7 draw
10 Rd7 draw
11 Re7 draw
12 Rf7 draw
13 Rg7 draw
14 Rh7 draw
15 Ka4 loss in 2 half-moves
16 Ka5 loss in 2 half-moves
17 Ka6 loss in 2 half-moves
18 Kb4 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves