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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Kc5 win in 5 half-moves
6 Kd6 win in 5 half-moves
7 Ra7 win in 5 half-moves
8 Rb7 win in 5 half-moves
9 Rc8 win in 5 half-moves
10 Kc6 win in 9 half-moves
11 Kc8 win in 9 half-moves
12 Kd8 win in 9 half-moves
13 Kb3 draw
14 Kc3 draw
15 Kd3 draw
16 Ke8 draw
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves