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 Rb5 win in 3 half-moves
9 Rc1 win in 3 half-moves
10 Rc4 win in 3 half-moves
11 Rc5 win in 3 half-moves
12 Rf1 win in 3 half-moves
13 Rf4 win in 3 half-moves
14 Rf5 win in 3 half-moves
15 Ra6 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh4 loss in 2 half-moves
28 Rh5 loss in 2 half-moves