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