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 R7a4 win in 3 half-moves
3 Rah1 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rb8 win in 3 half-moves
7 Re1 win in 3 half-moves
8 Re7 win in 3 half-moves
9 Re8 win in 3 half-moves
10 Rh4 win in 3 half-moves
11 Rha8 win in 3 half-moves
12 Raa8 loss in 4 half-moves
13 Rah7 loss in 4 half-moves
14 Rhh1 loss in 4 half-moves
15 Rhh7 loss in 4 half-moves
16 R1a2 loss in 2 half-moves
17 R1a3 loss in 2 half-moves
18 R1a5 loss in 2 half-moves
19 R1a6 loss in 2 half-moves
20 R7a2 loss in 2 half-moves
21 R7a3 loss in 2 half-moves
22 R7a5 loss in 2 half-moves
23 R7a6 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rc7 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Rd1 loss in 2 half-moves
28 Rd7 loss in 2 half-moves
29 Rd8 loss in 2 half-moves
30 Rf1 loss in 2 half-moves
31 Rf7 loss in 2 half-moves
32 Rf8 loss in 2 half-moves
33 Rg1 loss in 2 half-moves
34 Rg7 loss in 2 half-moves
35 Rg8 loss in 2 half-moves
36 Rh2 loss in 2 half-moves
37 Rh3 loss in 2 half-moves
38 Rh5 loss in 2 half-moves
39 Rh6 loss in 2 half-moves