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

EGTB: win in 4 half-moves

# move score
1 K8g8 win in 3 half-moves
2 K7e7 draw
3 K7e8 draw
4 K7g8 draw
5 K8e8 draw
6 Ra8 draw
7 Rb8 draw
8 Rc7 draw
9 Rd8 draw
10 Re8 draw
11 K7g7 loss in 2 half-moves
12 K8e7 loss in 2 half-moves
13 K8g7 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 Rc1 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves