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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kg7 draw
3 Kg8 draw
4 Kh7 draw
5 Rb7 loss in 10 half-moves
6 Rc7 loss in 10 half-moves
7 Rd7 loss in 10 half-moves
8 Re8 loss in 10 half-moves
9 Re2 loss in 4 half-moves
10 Re6 loss in 4 half-moves
11 Re3 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves
17 Re1 loss in 1 half-moves