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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 R1a2 win in 3 half-moves
3 R4a2 win in 3 half-moves
4 Rf4 win in 3 half-moves
5 Ra6 win in 5 half-moves
6 Rb1 win in 5 half-moves
7 Rb4 win in 5 half-moves
8 Rc4 win in 5 half-moves
9 Rd4 win in 5 half-moves
10 Re4 win in 5 half-moves
11 Kb1 win in 25 half-moves
12 Ra5 win in 27 half-moves
13 Kb2 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 R1a3 loss in 2 half-moves
17 R4a3 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves