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

EGTB: win in 2 half-moves

# move score
1 Kf5 win in 1 half-moves
2 Kf6 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Re7 win in 1 half-moves
5 Kd4 loss in 2 half-moves
6 Kd5 loss in 2 half-moves
7 Kd6 loss in 2 half-moves
8 Ke4 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves