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 Rd8 win in 11 half-moves
3 Kd6 draw
4 Ke4 draw
5 Ke5 draw
6 Ke6 draw
7 Rf8 draw
8 Rg8 draw
9 Rh3 draw
10 Rh5 draw
11 Rh7 draw
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rh6 loss in 2 half-moves