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 Kg5 draw
7 Kh3 draw
8 Kh4 draw
9 Kh5 draw
10 Ra1 draw
11 Rb2 draw
12 Rb3 draw
13 Rb4 draw
14 Rb5 draw
15 Rb6 draw
16 Rc1 draw
17 Rd1 draw
18 Re1 draw
19 Rg1 draw
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rh1 loss in 2 half-moves