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

EGTB: draw

# move score
1 K1b2 draw
2 K1c2 draw
3 K1d2 draw
4 K3b2 draw
5 K3c2 draw
6 K3d2 draw
7 Kb1 draw
8 Kb3 draw
9 Kd1 draw
10 Kd3 draw
11 Kb4 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd4 loss in 2 half-moves