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

EGTB: win in 2 half-moves

# move score
1 Kf2 win in 1 half-moves
2 Re3 win in 1 half-moves
3 Re4 win in 1 half-moves
4 Kd1 loss in 2 half-moves
5 Kd2 loss in 2 half-moves
6 Kf1 loss in 2 half-moves
7 Ra7 loss in 2 half-moves
8 Rb7 loss in 2 half-moves
9 Rc7 loss in 2 half-moves
10 Rd7 loss in 2 half-moves
11 Re5 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves
17 Ke2 loss in 1 half-moves
18 Re2 loss in 1 half-moves