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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Rd8 win in 5 half-moves
3 Rh1 win in 7 half-moves
4 Ke3 draw
5 Ke4 draw
6 Ke5 draw
7 Kf3 draw
8 Kf8 draw
9 Kg3 draw
10 Kg4 draw
11 Kg5 draw
12 Kg7 draw
13 Kh7 draw
14 Kh8 draw
15 Rc1 draw
16 Rd5 draw
17 Rd6 draw
18 Rd7 draw
19 Re1 draw
20 Rf1 draw
21 Kf5 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rd2 loss in 2 half-moves
26 Rd3 loss in 2 half-moves
27 Rd4 loss in 2 half-moves