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

EGTB: win in 4 half-moves

# move score
1 Rd6 win in 3 half-moves
2 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Re6 draw
6 Rh2 draw
7 Rh3 draw
8 Rh4 draw
9 Rh8 draw
10 Kb2 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 Kb7 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Kd7 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh1 loss in 2 half-moves
26 Rh5 loss in 2 half-moves
27 Rh7 loss in 2 half-moves