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 Kc7 draw
4 Kd8 draw
5 Ke1 draw
6 Ke2 draw
7 Kf2 draw
8 Kg1 draw
9 Kg2 draw
10 Rd8 draw
11 Re1 draw
12 Re2 draw
13 Re3 draw
14 Re4 draw
15 Kd7 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves