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

EGTB: win in 6 half-moves

# move score
1 Kd5 win in 5 half-moves
2 Rc8 draw
3 Re8 draw
4 Kd7 loss in 6 half-moves
5 Rd7 loss in 4 half-moves
6 Kc5 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Ke5 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves