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

EGTB: win in 6 half-moves

# move score
1 Ra4 win in 5 half-moves
2 Ka6 win in 7 half-moves
3 Kb6 win in 7 half-moves
4 Kbc5 win in 7 half-moves
5 Kc6 win in 7 half-moves
6 Ka5 win in 9 half-moves
7 Ka4 draw
8 Kd5 draw
9 Kb3 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kcc5 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves