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 Kb4 win in 21 half-moves
3 Ra1 win in 21 half-moves
4 Kb1 draw
5 Kb2 draw
6 Kb5 draw
7 Kb6 draw
8 Kc2 draw
9 Kc4 draw
10 Kc6 draw
11 Ra2 draw
12 Ra5 draw
13 Ra6 draw
14 Ra7 draw
15 Rc8 draw
16 Rd8 draw
17 Re8 draw
18 Kd1 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves