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 Kb6 win in 3 half-moves
3 Rb8 win in 3 half-moves
4 Rc6 win in 3 half-moves
5 Rc7 win in 9 half-moves
6 Ke6 win in 19 half-moves
7 Ke7 win in 23 half-moves
8 Ra8 win in 23 half-moves
9 Ke8 win in 25 half-moves
10 Ka4 draw
11 Ka6 draw
12 Kb4 draw
13 Kf6 draw
14 Kf8 draw
15 Kg6 draw
16 Kg7 draw
17 Kg8 draw
18 Rc3 draw
19 Rc4 draw
20 Rc5 draw
21 Rd8 draw
22 Re8 draw
23 Rf8 draw
24 Rc1 loss in 2 half-moves
25 Rc2 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves