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

EGTB: win in 4 half-moves

# move score
1 K5b6 win in 3 half-moves
2 K5c6 win in 3 half-moves
3 K5d6 win in 3 half-moves
4 Kb4 win in 3 half-moves
5 Kc4 win in 3 half-moves
6 Kd4 win in 3 half-moves
7 Rb4 win in 3 half-moves
8 Rb8 win in 3 half-moves
9 K7c6 win in 7 half-moves
10 K7d6 win in 7 half-moves
11 Kb7 win in 7 half-moves
12 Kb8 win in 7 half-moves
13 Kc8 win in 7 half-moves
14 Kd5 win in 7 half-moves
15 Kd7 win in 7 half-moves
16 Rb6 win in 7 half-moves
17 Rb7 win in 7 half-moves
18 K7b6 draw
19 Kd8 draw
20 Ra5 draw
21 Rb3 draw
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves