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

EGTB: win in 4 half-moves

# move score
1 K7d8 win in 3 half-moves
2 K8d8 win in 3 half-moves
3 K8b7 win in 5 half-moves
4 K8b8 win in 5 half-moves
5 K7b7 draw
6 K7b8 draw
7 Kb6 draw
8 Kc6 draw
9 Re1 draw
10 Re2 draw
11 Re3 draw
12 Re4 draw
13 K7d7 loss in 2 half-moves
14 K8d7 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves