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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ra4 win in 3 half-moves
3 Ra6 win in 3 half-moves
4 Ka4 win in 5 half-moves
5 Kbb4 win in 5 half-moves
6 Kbb6 win in 5 half-moves
7 Kcb4 win in 5 half-moves
8 Kcb6 win in 5 half-moves
9 Kcc4 win in 5 half-moves
10 Kcc6 win in 5 half-moves
11 Kd4 win in 5 half-moves
12 Kd5 win in 5 half-moves
13 Kd6 win in 5 half-moves
14 Ra3 win in 5 half-moves
15 Ra7 win in 5 half-moves
16 Ka6 draw
17 Kbc4 draw
18 Kbc6 draw
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves