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 K7e7 draw
3 K7e8 draw
4 K7g7 draw
5 K7g8 draw
6 K8e7 draw
7 K8e8 draw
8 K8g7 draw
9 K8g8 draw
10 Ke6 draw
11 Kf6 draw
12 Kg6 draw
13 Rc3 draw
14 Rd8 draw
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves