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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Ka7 draw
3 Kab7 draw
4 Kab8 draw
5 Kb6 draw
6 Kc6 draw
7 Kc8 draw
8 Kcb7 draw
9 Kcb8 draw
10 Kd8 draw
11 Ra3 draw
12 Rb3 draw
13 Rc3 draw
14 Rd1 draw
15 Rd2 draw
16 Rd7 draw
17 Rh3 draw
18 Kd6 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Rd6 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves