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

EGTB: win in 12 half-moves

# move score
1 Rc8 win in 11 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kcc8 draw
5 Kcd7 draw
6 Kdc8 draw
7 Kdd7 draw
8 Ke7 draw
9 Ke8 draw
10 Ra1 draw
11 Ra2 draw
12 Ra7 draw
13 Kb6 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rb8 loss in 2 half-moves