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

EGTB: win in 4 half-moves

# move score
1 Kab4 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Ka2 draw
4 Ka3 draw
5 Ka6 draw
6 Kaa4 draw
7 Kb2 draw
8 Kb5 draw
9 Kba4 draw
10 Kbb4 draw
11 Kc2 draw
12 Ra7 draw
13 Rb8 draw
14 Rc8 draw
15 Rg8 draw
16 Rh8 draw
17 Kc3 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves