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

EGTB: win in 4 half-moves

# move score
1 K7a8 win in 3 half-moves
2 K7a7 draw
3 K7c7 draw
4 K8a7 draw
5 K8a8 draw
6 K8c7 draw
7 K8c8 draw
8 Kb6 draw
9 Ra1 draw
10 Ra2 draw
11 Ra3 draw
12 Ra4 draw
13 Ra5 draw
14 Ra7 draw
15 Rb6 draw
16 Rc6 draw
17 Rd6 draw
18 Rh6 draw
19 K7c8 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Ra8 loss in 1 half-moves
22 Re6 loss in 1 half-moves
23 Rf6 loss in 1 half-moves
24 Rg6 loss in 1 half-moves