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

EGTB: win in 4 half-moves

# move score
1 Kab4 win in 3 half-moves
2 Kab5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Rb4 win in 3 half-moves
5 Ka6 win in 7 half-moves
6 Kd4 win in 13 half-moves
7 Ra1 win in 13 half-moves
8 Ra2 win in 13 half-moves
9 Ra3 win in 13 half-moves
10 Kcb4 draw
11 Kb3 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kcb5 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd5 loss in 2 half-moves