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

EGTB: win in 2 half-moves

# move score
1 Re1 win in 1 half-moves
2 Kd7 loss in 8 half-moves
3 Kf7 loss in 8 half-moves
4 Kd8 loss in 6 half-moves
5 Kf8 loss in 6 half-moves
6 Re6 loss in 6 half-moves
7 Ra7 loss in 4 half-moves
8 Re5 loss in 4 half-moves
9 Rb7 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rd7 loss in 2 half-moves
12 Re2 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves