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

EGTB: win in 2 half-moves

# move score
1 Re8 win in 1 half-moves
2 Re5 draw
3 Kd2 loss in 2 half-moves
4 Kd3 loss in 2 half-moves
5 Kd4 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Ke4 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rb7 loss in 1 half-moves