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 Ka4 draw
3 Ka6 draw
4 Kab4 draw
5 Kab5 draw
6 Kab6 draw
7 Kc4 draw
8 Kc6 draw
9 Kcb4 draw
10 Kcb5 draw
11 Kcb6 draw
12 Kd6 draw
13 Ra8 draw
14 Rb8 draw
15 Rc8 draw
16 Rd1 draw
17 Rd5 draw
18 Rd7 draw
19 Rh8 draw
20 Kd4 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves