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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 Kc5 loss in 2 half-moves
4 Kcc6 loss in 2 half-moves
5 Kcd7 loss in 2 half-moves
6 Kd5 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Kdc6 loss in 2 half-moves
9 Kdd7 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Kb8 loss in 1 half-moves
20 Rb8 loss in 1 half-moves