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 Kd8 draw
3 Kg3 draw
4 Kg4 draw
5 Kg5 draw
6 Kh3 draw
7 Kh5 draw
8 Re8 draw
9 Rf8 draw
10 Rg2 draw
11 Rg7 draw
12 Rh8 draw
13 Kc7 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Kb8 loss in 1 half-moves