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 Rh5 win in 5 half-moves
3 Ke5 win in 7 half-moves
4 Ke8 win in 9 half-moves
5 Ke6 win in 11 half-moves
6 Kc4 draw
7 Kc5 draw
8 Kd4 draw
9 Kd6 draw
10 Ke4 draw
11 Rf8 draw
12 Rg8 draw
13 Rh2 draw
14 Kc6 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rh6 loss in 2 half-moves
23 Rh7 loss in 2 half-moves