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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rbb8 loss in 4 half-moves
3 Nb3 loss in 2 half-moves
4 Nc4 loss in 2 half-moves
5 Nc6 loss in 2 half-moves
6 Ra6 loss in 2 half-moves
7 Raa7 loss in 2 half-moves
8 Rab8 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rba7 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh7 loss in 2 half-moves
24 Rh8 loss in 2 half-moves
25 Rf8 loss in 1 half-moves
26 Rg7 loss in 1 half-moves