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 Kc6 win in 3 half-moves
4 Kc7 win in 3 half-moves
5 Kc8 win in 3 half-moves
6 Kd6 win in 3 half-moves
7 Ke6 win in 3 half-moves
8 Ra6 win in 5 half-moves
9 Ra7 win in 5 half-moves
10 Ra8 win in 5 half-moves
11 Ke7 win in 7 half-moves
12 Ke8 win in 17 half-moves
13 Rb5 win in 17 half-moves
14 Kd8 win in 23 half-moves
15 Rc5 win in 23 half-moves
16 Rd5 win in 25 half-moves
17 Re5 win in 25 half-moves
18 Ka3 draw
19 Kb3 draw
20 Rf5 draw
21 Rg5 loss in 2 half-moves
22 Rh5 loss in 2 half-moves