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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Rh8 win in 3 half-moves
4 Rd1 win in 11 half-moves
5 Ke1 draw
6 Ke2 draw
7 Ke3 draw
8 Kf1 draw
9 Kfg1 draw
10 Kfg2 draw
11 Kfg3 draw
12 Kh1 draw
13 Khg1 draw
14 Khg2 draw
15 Khg3 draw
16 Rd2 draw
17 Rd3 draw
18 Rd4 draw
19 Rg8 draw
20 Kf3 loss in 2 half-moves
21 Kh3 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Rd5 loss in 2 half-moves
26 Rd6 loss in 2 half-moves
27 Rd7 loss in 2 half-moves