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

EGTB: win in 4 half-moves

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