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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Rb8 win in 3 half-moves
4 Rb4 draw
5 Rb7 draw
6 Rd3 draw
7 Rg3 draw
8 Rh3 draw
9 K6f7 loss in 2 half-moves
10 K6g7 loss in 2 half-moves
11 K6h7 loss in 2 half-moves
12 K8f7 loss in 2 half-moves
13 K8g7 loss in 2 half-moves
14 K8h7 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kf8 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kh5 loss in 2 half-moves
20 Kh6 loss in 2 half-moves
21 Kh8 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Re3 loss in 2 half-moves
27 Rf3 loss in 2 half-moves