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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Kf2 draw
3 Kg1 draw
4 Kh1 draw
5 Kh2 draw
6 Rf2 draw
7 Rf3 draw
8 Rg1 draw
9 Rh1 draw
10 Kg3 loss in 4 half-moves
11 Kh3 loss in 4 half-moves
12 Rf8 loss in 4 half-moves
13 Kf3 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves