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 Kd8 loss in 4 half-moves
3 Kb7 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Kd7 loss in 2 half-moves
6 Ra7 loss in 2 half-moves
7 Rb7 loss in 2 half-moves
8 Rc1 loss in 2 half-moves
9 Rc2 loss in 2 half-moves
10 Rc6 loss in 2 half-moves
11 Rd7 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rh7 loss in 2 half-moves
15 Rc3 loss in 1 half-moves
16 Rc4 loss in 1 half-moves
17 Rc5 loss in 1 half-moves