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 Re8 win in 3 half-moves
3 Rg1 win in 5 half-moves
4 K1d2 draw
5 K1e2 draw
6 K3d2 draw
7 K3e2 draw
8 Ke1 draw
9 Ke3 draw
10 Rf8 draw
11 Rg3 draw
12 Rg5 draw
13 Rg6 draw
14 Rg7 draw
15 Rh8 draw
16 K1c2 loss in 2 half-moves
17 K3c2 loss in 2 half-moves
18 Kc1 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kc4 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Ke4 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc8 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rg4 loss in 2 half-moves