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

EGTB: win in 6 half-moves

# move score
1 Kb3 win in 5 half-moves
2 Ka3 draw
3 Kab1 draw
4 Kab2 draw
5 Kcb1 draw
6 Kd1 draw
7 Rb1 draw
8 Kc2 loss in 2 half-moves
9 Kcb2 loss in 2 half-moves
10 Kd2 loss in 2 half-moves