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 Kd5 win in 7 half-moves
3 Rb4 win in 11 half-moves
4 Rb5 win in 11 half-moves
5 Rc4 win in 11 half-moves
6 Rd4 win in 11 half-moves
7 Ra1 win in 13 half-moves
8 Ra2 win in 13 half-moves
9 Ra3 win in 13 half-moves
10 Re4 win in 13 half-moves
11 Kb5 draw
12 Kb4 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves