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 K8g7 win in 7 half-moves
3 K8h7 win in 7 half-moves
4 K6g7 draw
5 K6h7 draw
6 Kg5 draw
7 Kg6 draw
8 Kg8 draw
9 Kh5 draw
10 Ra8 draw
11 Rb2 draw
12 Rb7 draw
13 Rf8 draw
14 Rb1 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves