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

EGTB: win in 4 half-moves

# move score
1 K7c7 win in 3 half-moves
2 K7c8 win in 3 half-moves
3 K8c7 win in 3 half-moves
4 K8c8 win in 3 half-moves
5 K7a7 draw
6 K7a8 draw
7 K8a8 draw
8 Rd1 draw
9 Rd7 draw
10 Rd8 draw
11 Re6 draw
12 Rf6 draw
13 Rg6 draw
14 Rh6 draw
15 K8a7 loss in 2 half-moves
16 Ka6 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Rd5 loss in 2 half-moves