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 Rb2 draw
3 Rb3 draw
4 Rb4 draw
5 Kb8 loss in 2 half-moves
6 Kcc6 loss in 2 half-moves
7 Kcc8 loss in 2 half-moves
8 Kcd6 loss in 2 half-moves
9 Kcd8 loss in 2 half-moves
10 Kdc6 loss in 2 half-moves
11 Kdc8 loss in 2 half-moves
12 Kdd6 loss in 2 half-moves
13 Kdd8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb8 loss in 2 half-moves