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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Ra8 win in 7 half-moves
4 Rc8 win in 9 half-moves
5 Re8 draw
6 Rf8 draw
7 Rg2 draw
8 Rg5 draw
9 Rg6 draw
10 Rg7 draw
11 K6b6 loss in 2 half-moves
12 K6b7 loss in 2 half-moves
13 K6d6 loss in 2 half-moves
14 K6d7 loss in 2 half-moves
15 K7b6 loss in 2 half-moves
16 K7b7 loss in 2 half-moves
17 K7d6 loss in 2 half-moves
18 K7d7 loss in 2 half-moves
19 Kb5 loss in 2 half-moves
20 Kb8 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kc8 loss in 2 half-moves
23 Kd5 loss in 2 half-moves
24 Kd8 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rg4 loss in 2 half-moves
28 Rh8 loss in 2 half-moves