Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kb8 draw
3 Kg2 draw
4 Kg4 draw
5 Kh2 draw
6 Kh3 draw
7 Kh4 draw
8 Rb8 draw
9 Rg5 draw
10 Rg6 draw
11 Rg7 draw
12 Rh8 draw
13 Ka7 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg4 loss in 2 half-moves