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

EGTB: win in 10 half-moves

# move score
1 Rb6 win in 9 half-moves
2 Kb6 win in 11 half-moves
3 Kc5 draw
4 Kc8 draw
5 Kdc7 draw
6 Ke8 draw
7 Ra8 draw
8 Kb5 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kcc7 loss in 2 half-moves
11 Kcd7 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Kdd7 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra7 loss in 2 half-moves