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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 K3a4 draw
3 K5a4 draw
4 Ra4 draw
5 Ra5 draw
6 Ra7 draw
7 Ra8 draw
8 Ka2 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 K3b4 loss in 1 half-moves
20 K3c4 loss in 1 half-moves
21 K5b4 loss in 1 half-moves
22 K5c4 loss in 1 half-moves