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 Kf8 draw
3 Kg1 draw
4 Kh8 draw
5 Ra1 draw
6 Rc1 draw
7 Rd1 draw
8 Re1 draw
9 Rf2 draw
10 Rf3 draw
11 Rf8 draw
12 Kf7 loss in 2 half-moves
13 Kg2 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kh2 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg1 loss in 2 half-moves