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 Re5 draw
3 Rh8 loss in 4 half-moves
4 Kc7 loss in 2 half-moves
5 Kc8 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Re2 loss in 2 half-moves
9 Re6 loss in 2 half-moves
10 Re7 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg8 loss in 2 half-moves
13 Re3 loss in 1 half-moves
14 Re4 loss in 1 half-moves