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 Ra8 win in 7 half-moves
3 Rc8 win in 7 half-moves
4 Rd8 win in 7 half-moves
5 Rh8 win in 7 half-moves
6 Kb6 draw
7 Kb7 draw
8 Kb8 draw
9 Kcc8 draw
10 Kcd8 draw
11 Kdc8 draw
12 Kdd8 draw
13 Ke7 draw
14 Ke8 draw
15 Rg2 draw
16 Rg6 draw
17 Rg7 draw
18 Kcc6 loss in 2 half-moves
19 Kcd6 loss in 2 half-moves
20 Kdc6 loss in 2 half-moves
21 Kdd6 loss in 2 half-moves
22 Ke6 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 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 Rg5 loss in 2 half-moves