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

EGTB: win in 2 half-moves

# move score
1 Kc1 win in 1 half-moves
2 Kc3 win in 1 half-moves
3 Kc4 win in 1 half-moves
4 K1c2 draw
5 K3a2 draw
6 K3c2 draw
7 Ka3 draw
8 Ka4 draw
9 K1a2 loss in 2 half-moves
10 K1b2 loss in 2 half-moves
11 K3b2 loss in 2 half-moves
12 Ka1 loss in 2 half-moves
13 Kb4 loss in 2 half-moves