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

EGTB: win in 2 half-moves

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