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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Rb4 draw
4 Kb8 loss in 2 half-moves
5 Kcc8 loss in 2 half-moves
6 Kcd8 loss in 2 half-moves
7 Kdc8 loss in 2 half-moves
8 Kdd8 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Kb6 loss in 1 half-moves
17 Kcc6 loss in 1 half-moves
18 Kcd6 loss in 1 half-moves
19 Kdc6 loss in 1 half-moves
20 Kdd6 loss in 1 half-moves
21 Rb6 loss in 1 half-moves