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

EGTB: win in 4 half-moves

# move score
1 R1b4 win in 3 half-moves
2 R8b4 win in 3 half-moves
3 R8b7 win in 3 half-moves
4 Re1 win in 3 half-moves
5 Re8 win in 3 half-moves
6 Rh1 win in 3 half-moves
7 Rh8 win in 3 half-moves
8 Ra1 win in 5 half-moves
9 Ra8 win in 5 half-moves
10 R1b7 loss in 4 half-moves
11 R1b2 loss in 2 half-moves
12 R1b3 loss in 2 half-moves
13 R1b5 loss in 2 half-moves
14 R1b6 loss in 2 half-moves
15 R8b2 loss in 2 half-moves
16 R8b3 loss in 2 half-moves
17 R8b5 loss in 2 half-moves
18 R8b6 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg8 loss in 2 half-moves