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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Ra7 draw
3 Rc7 draw
4 Rd7 draw
5 Re7 draw
6 Rh1 draw
7 Rh2 draw
8 Rh8 draw
9 Ka4 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh3 loss in 2 half-moves
25 Rh4 loss in 2 half-moves
26 Rh5 loss in 2 half-moves
27 Rh6 loss in 2 half-moves