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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rc1 draw
3 Rc2 draw
4 Rc3 draw
5 Rc4 draw
6 Rd8 draw
7 Re8 draw
8 Rf8 draw
9 Rh8 draw
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kg4 loss in 2 half-moves
23 Kg5 loss in 2 half-moves
24 Kg6 loss in 2 half-moves
25 Kg7 loss in 2 half-moves
26 Ra8 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc5 loss in 2 half-moves
29 Rc6 loss in 2 half-moves
30 Rc7 loss in 2 half-moves