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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Rb1 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Rc8 draw
8 Re8 draw
9 Rf8 draw
10 Rg8 draw
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Kef5 loss in 2 half-moves
17 Kef6 loss in 2 half-moves
18 Kef7 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kgf5 loss in 2 half-moves
22 Kgf6 loss in 2 half-moves
23 Kgf7 loss in 2 half-moves
24 Kh5 loss in 2 half-moves
25 Kh6 loss in 2 half-moves
26 Kh7 loss in 2 half-moves
27 Ra8 loss in 2 half-moves
28 Rb2 loss in 2 half-moves
29 Rb6 loss in 2 half-moves
30 Rb7 loss in 2 half-moves