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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb6 win in 7 half-moves
3 Ka6 win in 11 half-moves
4 Kb5 win in 11 half-moves
5 Ra2 win in 11 half-moves
6 Rb2 win in 11 half-moves
7 Kd2 win in 13 half-moves
8 Rd2 win in 19 half-moves
9 Ka4 win in 21 half-moves
10 Kf1 win in 21 half-moves
11 Kd3 draw
12 Ke3 draw
13 Kf2 draw
14 Kf3 draw
15 Rc3 draw
16 Kd1 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rc8 loss in 2 half-moves