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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Ra2 draw
3 Ra3 draw
4 Ra4 draw
5 Ra5 draw
6 Rd1 draw
7 Rf1 draw
8 Rg1 draw
9 Rh1 draw
10 K7c7 loss in 2 half-moves
11 K7c8 loss in 2 half-moves
12 K7e7 loss in 2 half-moves
13 K7e8 loss in 2 half-moves
14 K8c7 loss in 2 half-moves
15 K8c8 loss in 2 half-moves
16 K8e7 loss in 2 half-moves
17 K8e8 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rc1 loss in 2 half-moves