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 Rc8 win in 7 half-moves
3 Rd8 win in 7 half-moves
4 Ra8 draw
5 Rg1 draw
6 Rg2 draw
7 Rg3 draw
8 Rg7 draw
9 Rh8 draw
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kcc4 loss in 2 half-moves
14 Kcc6 loss in 2 half-moves
15 Kcd4 loss in 2 half-moves
16 Kcd6 loss in 2 half-moves
17 Kdc4 loss in 2 half-moves
18 Kdc6 loss in 2 half-moves
19 Kdd4 loss in 2 half-moves
20 Kdd6 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Ke5 loss in 2 half-moves
23 Ke6 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rg5 loss in 2 half-moves
28 Rg6 loss in 2 half-moves