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

EGTB: win in 2 half-moves

# move score
1 Re7 win in 1 half-moves
2 Ka4 loss in 2 half-moves
3 Ka6 loss in 2 half-moves
4 Kab5 loss in 2 half-moves
5 Kab6 loss in 2 half-moves
6 Kb4 loss in 2 half-moves
7 Kb7 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Kcb5 loss in 2 half-moves
10 Kcb6 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves