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

EGTB: win in 14 half-moves

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