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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kd2 win in 3 half-moves
4 Kdc4 win in 3 half-moves
5 Rb8 win in 3 half-moves
6 Re8 win in 3 half-moves
7 Kc5 win in 5 half-moves
8 Kb3 draw
9 Kb4 draw
10 Kcc4 draw
11 Kcd3 draw
12 Kd5 draw
13 Kdd3 draw
14 Ra8 draw
15 Rc8 draw
16 Rd6 draw
17 Rd7 draw
18 Rf8 draw
19 Ke3 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Rd5 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves