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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kf3 draw
3 Kf4 draw
4 Kf5 draw
5 Kg3 draw
6 Kg6 draw
7 Kgg5 draw
8 Kgh4 draw
9 Kh3 draw
10 Kh6 draw
11 Khg5 draw
12 Khh4 draw
13 Rc2 draw
14 Rc3 draw
15 Rc4 draw
16 Rc8 draw
17 Rd1 draw
18 Re1 draw
19 Rg1 draw
20 Rh1 draw
21 Ra1 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rc7 loss in 2 half-moves