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 Kf1 draw
3 Kg8 draw
4 Kh1 draw
5 Ra2 draw
6 Ra3 draw
7 Ra8 draw
8 Rc1 draw
9 Rd1 draw
10 Re1 draw
11 Kf2 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Kh2 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rf1 loss in 2 half-moves