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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Ka4 win in 7 half-moves
3 Kc4 win in 7 half-moves
4 K2c3 win in 9 half-moves
5 K3c3 win in 9 half-moves
6 K2a3 win in 13 half-moves
7 K3a3 win in 17 half-moves
8 K2a2 draw
9 K2c2 draw
10 K3a2 draw
11 K3c2 draw
12 Ka1 draw
13 Kc1 draw
14 Ra1 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves