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

EGTB: win in 16 half-moves

# move score
1 Rg8 win in 15 half-moves
2 Kc6 draw
3 Kg1 draw
4 Kg2 draw
5 Kg3 draw
6 Kh1 draw
7 Kh3 draw
8 Rc6 draw
9 Rc7 draw
10 Rd8 draw
11 Re8 draw
12 Rf8 draw
13 Rh8 draw
14 Kb4 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rb8 loss in 2 half-moves