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

EGTB: win in 4 half-moves

# move score
1 R1a4 win in 3 half-moves
2 R8a4 win in 3 half-moves
3 Rb1 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Rc1 win in 3 half-moves
6 Rc8 win in 3 half-moves
7 Rd1 win in 3 half-moves
8 Rd8 win in 3 half-moves
9 Re1 win in 3 half-moves
10 Re8 win in 3 half-moves
11 Rh1 win in 3 half-moves
12 Rh8 win in 3 half-moves
13 Na5 win in 5 half-moves
14 Nc5 win in 5 half-moves
15 Nd8 win in 5 half-moves
16 R1a7 win in 5 half-moves
17 R8a7 win in 5 half-moves
18 Nd6 loss in 2 half-moves
19 R1a2 loss in 2 half-moves
20 R1a3 loss in 2 half-moves
21 R1a5 loss in 2 half-moves
22 R1a6 loss in 2 half-moves
23 R8a2 loss in 2 half-moves
24 R8a3 loss in 2 half-moves
25 R8a5 loss in 2 half-moves
26 R8a6 loss in 2 half-moves
27 Rf1 loss in 2 half-moves
28 Rf8 loss in 2 half-moves
29 Rg1 loss in 2 half-moves
30 Rg8 loss in 2 half-moves