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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Rd8 draw
6 K7e7 loss in 2 half-moves
7 K7e8 loss in 2 half-moves
8 K7g7 loss in 2 half-moves
9 K7g8 loss in 2 half-moves
10 K8e7 loss in 2 half-moves
11 K8e8 loss in 2 half-moves
12 K8g7 loss in 2 half-moves
13 K8g8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc8 loss in 2 half-moves