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

EGTB: win in 4 half-moves

# move score
1 Rd2 win in 3 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke8 draw
8 Kg8 draw
9 Ra1 draw
10 Ra3 draw
11 Ra6 draw
12 Ra7 draw
13 Ra8 draw
14 Rb2 draw
15 Rc2 draw
16 Re2 draw
17 Kde7 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Kfe7 loss in 2 half-moves
22 Kg7 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves