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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 R1a2 loss in 2 half-moves
4 R3a2 loss in 2 half-moves
5 Ra4 loss in 2 half-moves
6 Ra5 loss in 2 half-moves
7 Ra6 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rc3 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Rd3 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Ra7 loss in 1 half-moves