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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb6 win in 9 half-moves
3 Ra7 draw
4 Rb2 draw
5 Rb3 draw
6 Rb4 draw
7 Kb8 loss in 2 half-moves
8 Kcc6 loss in 2 half-moves
9 Kcc8 loss in 2 half-moves
10 Kcd6 loss in 2 half-moves
11 Kcd8 loss in 2 half-moves
12 Kdc6 loss in 2 half-moves
13 Kdc8 loss in 2 half-moves
14 Kdd6 loss in 2 half-moves
15 Kdd8 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 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