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 Kb7 win in 5 half-moves
3 Kc5 loss in 2 half-moves
4 Kc6 loss in 2 half-moves
5 Kcc7 loss in 2 half-moves
6 Kcd7 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Kdc7 loss in 2 half-moves
10 Kdd7 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves