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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Rb3 draw
3 Rb4 draw
4 Rb5 draw
5 Rb6 draw
6 Rc7 draw
7 Rd7 draw
8 Re7 draw
9 Rf7 draw
10 Rg7 draw
11 Kd4 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Kh4 loss in 2 half-moves
19 Kh5 loss in 2 half-moves
20 Kh6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Kef4 loss in 1 half-moves
26 Kef5 loss in 1 half-moves
27 Kef6 loss in 1 half-moves
28 Kgf4 loss in 1 half-moves
29 Kgf5 loss in 1 half-moves
30 Kgf6 loss in 1 half-moves