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

EGTB: win in 6 half-moves

# move score
1 Rf1 win in 5 half-moves
2 Kf4 draw
3 Kf5 draw
4 Kf6 draw
5 Kgg4 draw
6 Kgg6 draw
7 Kgh4 draw
8 Kgh6 draw
9 Khg4 draw
10 Khg6 draw
11 Khh4 draw
12 Khh6 draw
13 Ra2 draw
14 Ra8 draw
15 Re1 draw
16 Rg1 draw
17 Rh1 draw
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rd1 loss in 2 half-moves