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

EGTB: win in 4 half-moves

# move score
1 Rgf1 win in 3 half-moves
2 Ra3 win in 5 half-moves
3 Raf1 win in 5 half-moves
4 Ra2 win in 7 half-moves
5 Ra7 win in 7 half-moves
6 Ra8 win in 7 half-moves
7 Rab1 win in 7 half-moves
8 Rgb1 win in 7 half-moves
9 Rh1 win in 7 half-moves
10 Ra4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Rac1 loss in 2 half-moves
14 Rad1 loss in 2 half-moves
15 Rae1 loss in 2 half-moves
16 Rgc1 loss in 2 half-moves
17 Rgd1 loss in 2 half-moves
18 Rge1 loss in 2 half-moves