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

EGTB: win in 6 half-moves

# move score
1 Rh8 win in 5 half-moves
2 Kf1 draw
3 Kf2 draw
4 Kgg2 draw
5 Kgh1 draw
6 Kh3 draw
7 Khg2 draw
8 Khh1 draw
9 Ra8 draw
10 Rb8 draw
11 Rc1 draw
12 Rc3 draw
13 Rc7 draw
14 Rg8 draw
15 Kg3 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves