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 Kcd3 win in 3 half-moves
3 Kcd5 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 Kb3 draw
6 Kb4 draw
7 Kcc3 draw
8 Kcc5 draw
9 Kdc3 draw
10 Kdc5 draw
11 Kdd3 draw
12 Kdd5 draw
13 Ra7 draw
14 Rc6 draw
15 Rc8 draw
16 Rd7 draw
17 Ke3 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves