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 Re8 win in 3 half-moves
3 Ra8 win in 13 half-moves
4 Rc8 draw
5 Rd8 draw
6 Rf8 draw
7 Rg1 draw
8 Rg4 draw
9 Rg5 draw
10 Rg6 draw
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kcc4 loss in 2 half-moves
18 Kcd4 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Kdc4 loss in 2 half-moves
23 Kdd4 loss in 2 half-moves
24 Ke2 loss in 2 half-moves
25 Ke3 loss in 2 half-moves
26 Ke4 loss in 2 half-moves
27 Rg2 loss in 2 half-moves
28 Rg3 loss in 2 half-moves
29 Rg7 loss in 2 half-moves
30 Rh8 loss in 2 half-moves