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 Kb7 win in 3 half-moves
3 Kcc5 win in 3 half-moves
4 Kcc7 win in 3 half-moves
5 Kcd5 win in 3 half-moves
6 Kcd7 win in 3 half-moves
7 Kdc5 win in 3 half-moves
8 Kdc7 win in 3 half-moves
9 Kdd5 win in 3 half-moves
10 Kdd7 win in 3 half-moves
11 Ke5 win in 3 half-moves
12 Ke7 win in 3 half-moves
13 Rb4 win in 3 half-moves
14 Rc5 win in 3 half-moves
15 Re4 win in 3 half-moves
16 Kb6 draw
17 Ke6 draw
18 Ra4 draw
19 Rc3 draw
20 Rd4 draw
21 Rf4 draw
22 Rc1 loss in 2 half-moves
23 Rc2 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves