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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Kb1 win in 7 half-moves
3 Kb2 win in 7 half-moves
4 Rb2 win in 7 half-moves
5 Kb3 win in 11 half-moves
6 Kcc1 draw
7 Kcd1 draw
8 Kdc1 draw
9 Kdd1 draw
10 Ke1 draw
11 Ke2 draw
12 Ra7 draw
13 Ra8 draw
14 Kcc3 loss in 2 half-moves
15 Kcd3 loss in 2 half-moves
16 Kdc3 loss in 2 half-moves
17 Kdd3 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves