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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kbb4 win in 3 half-moves
5 Kcb4 win in 3 half-moves
6 Kcc4 win in 3 half-moves
7 Ra1 win in 3 half-moves
8 Ra2 win in 3 half-moves
9 Ra5 win in 3 half-moves
10 Kbc4 win in 5 half-moves
11 Ka4 win in 7 half-moves
12 Ka2 draw
13 Kb2 draw
14 Kc2 draw
15 Kc3 draw
16 Kc6 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra8 loss in 2 half-moves