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 Rb1 draw
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Rd7 draw
7 Re7 draw
8 Rf7 draw
9 Rg7 draw
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kf4 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Kh3 loss in 2 half-moves
24 Kh4 loss in 2 half-moves
25 Kh5 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Rb2 loss in 2 half-moves
28 Rb6 loss in 2 half-moves
29 Rb8 loss in 2 half-moves
30 Rc7 loss in 2 half-moves