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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb4 draw
3 Rb5 draw
4 Rb6 draw
5 Ka1 loss in 2 half-moves
6 Ka2 loss in 2 half-moves
7 Kbb2 loss in 2 half-moves
8 Kbc2 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kcb2 loss in 2 half-moves
12 Kcc2 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Kb4 loss in 1 half-moves