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

EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Kf7 draw
3 Kf8 draw
4 Kg6 draw
5 Kgg7 draw
6 Kgh8 draw
7 Kh6 draw
8 Khg7 draw
9 Khh8 draw
10 Rc3 draw
11 Rd8 draw
12 Re8 draw
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc1 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 Rc7 loss in 2 half-moves