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

EGTB: win in 6 half-moves

# move score
1 Rb8 win in 5 half-moves
2 Rg3 win in 5 half-moves
3 Rh3 win in 5 half-moves
4 K6h7 draw
5 K8h7 draw
6 Kh5 draw
7 Ra3 draw
8 Rb1 draw
9 Rb2 draw
10 Rb4 draw
11 Rf3 draw
12 K6g7 loss in 2 half-moves
13 K8g7 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Kg8 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Re3 loss in 2 half-moves