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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Ra5 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 Rc1 win in 3 half-moves
6 Rd1 win in 3 half-moves
7 Re1 win in 3 half-moves
8 Ra6 win in 5 half-moves
9 Ra8 win in 5 half-moves
10 Kc5 win in 9 half-moves
11 Kcc7 win in 9 half-moves
12 Kcd7 win in 9 half-moves
13 Kdc7 win in 9 half-moves
14 Kc6 draw
15 Kd5 draw
16 Kd8 draw
17 Kdd7 draw
18 Ra2 draw
19 Ra3 draw
20 Ra4 draw
21 Rf1 draw
22 Ke5 loss in 2 half-moves
23 Ke6 loss in 2 half-moves
24 Ke7 loss in 2 half-moves
25 Ra7 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves