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

EGTB: win in 4 half-moves

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