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

EGTB: win in 8 half-moves

# move score
1 Rb5 win in 7 half-moves
2 Rb6 win in 7 half-moves
3 Rb7 win in 7 half-moves
4 Rb8 win in 7 half-moves
5 Ra5 loss in 4 half-moves
6 Ra6 loss in 4 half-moves
7 Ra7 loss in 4 half-moves
8 Ra8 loss in 4 half-moves
9 Rab4 loss in 4 half-moves
10 Rbb4 loss in 4 half-moves
11 Rc3 loss in 4 half-moves
12 Rc4 loss in 4 half-moves
13 Rd3 loss in 4 half-moves
14 Rd4 loss in 4 half-moves
15 Re3 loss in 4 half-moves
16 Re4 loss in 4 half-moves
17 Rf3 loss in 4 half-moves
18 Rf4 loss in 4 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh3 loss in 2 half-moves
26 Rh4 loss in 2 half-moves