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 Ka6 draw
3 Kb4 draw
4 Kc4 draw
5 Kc5 draw
6 Kc6 draw
7 Kf1 draw
8 Kh1 draw
9 Ra6 draw
10 Rb7 draw
11 Rc6 draw
12 Rd6 draw
13 Re6 draw
14 Kf2 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kh2 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Ka4 loss in 1 half-moves
21 Ka5 loss in 1 half-moves