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

EGTB: win in 4 half-moves

# move score
1 R1a2 win in 3 half-moves
2 R1a3 win in 3 half-moves
3 R4a2 win in 3 half-moves
4 R4a3 win in 3 half-moves
5 Ra8 win in 3 half-moves
6 Rb1 win in 3 half-moves
7 Rb4 win in 3 half-moves
8 Rc1 win in 3 half-moves
9 Rc4 win in 3 half-moves
10 Rf1 win in 3 half-moves
11 Kf3 win in 5 half-moves
12 Ke3 loss in 4 half-moves
13 Ke4 loss in 4 half-moves
14 Kg3 loss in 4 half-moves
15 Kg4 loss in 4 half-moves
16 Ra5 loss in 4 half-moves
17 Ke5 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves