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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kcc7 win in 3 half-moves
3 Kcd7 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 Ke6 win in 5 half-moves
6 Ke7 win in 5 half-moves
7 Rb6 win in 5 half-moves
8 Kc6 win in 7 half-moves
9 Kdc7 win in 7 half-moves
10 Kdd7 win in 7 half-moves
11 Rb1 win in 9 half-moves
12 Kd8 draw
13 Ra8 draw
14 Kc5 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves