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

EGTB: win in 4 half-moves

# move score
1 K6b5 win in 3 half-moves
2 K4a5 draw
3 K4b5 draw
4 K4c5 draw
5 Ka3 draw
6 Ka4 draw
7 Kb3 draw
8 Kb7 draw
9 Kc3 draw
10 K6a5 loss in 2 half-moves
11 K6c5 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Ka7 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc7 loss in 2 half-moves