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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 Ra1 draw
3 Rb1 draw
4 Kc3 loss in 2 half-moves
5 Kc4 loss in 2 half-moves
6 Kc5 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Kd5 loss in 2 half-moves
9 Kdd3 loss in 2 half-moves
10 Kde3 loss in 2 half-moves
11 Ke4 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ked3 loss in 2 half-moves
14 Kee3 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves