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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Rb5 win in 3 half-moves
5 Kc4 win in 11 half-moves
6 Ka2 draw
7 Kaa4 draw
8 Kab3 draw
9 Kb2 draw
10 Kba4 draw
11 Kbb3 draw
12 Ra6 draw
13 Rb7 draw
14 Rb8 draw
15 Rc6 draw
16 Rh6 draw
17 Kc3 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves