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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kcb3 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 Rb2 win in 3 half-moves
6 Rb3 win in 3 half-moves
7 Ka1 win in 7 half-moves
8 Ka3 win in 7 half-moves
9 Kb1 win in 7 half-moves
10 Kb2 win in 7 half-moves
11 Kd3 win in 7 half-moves
12 Kd4 win in 7 half-moves
13 Ra4 win in 7 half-moves
14 Kab3 draw
15 Rb5 draw
16 Kc5 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves