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

EGTB: win in 8 half-moves

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