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 Kd2 win in 7 half-moves
3 Kg4 win in 9 half-moves
4 Kc1 draw
5 Kc2 draw
6 Ke1 draw
7 Kg5 draw
8 Kh4 draw
9 Ra2 draw
10 Rb2 draw
11 Rc2 draw
12 Re1 draw
13 Re3 draw
14 Re4 draw
15 Re5 draw
16 Rf2 draw
17 Rh2 draw
18 Kg6 loss in 2 half-moves
19 Kh6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rg2 loss in 2 half-moves