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

EGTB: win in 8 half-moves

# move score
1 Kb3 win in 7 half-moves
2 Kb1 win in 9 half-moves
3 Kab2 win in 11 half-moves
4 Ka2 win in 13 half-moves
5 Ka4 draw
6 Kb4 draw
7 Rb1 draw
8 Kc2 loss in 2 half-moves
9 Kcb2 loss in 2 half-moves
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Ra2 loss in 2 half-moves