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

EGTB: win in 6 half-moves

# move score
1 Ra7 win in 5 half-moves
2 Rg7 win in 5 half-moves
3 Rh7 win in 5 half-moves
4 Rd7 draw
5 Re3 draw
6 Rf7 draw
7 Ke8 loss in 2 half-moves
8 Kf7 loss in 2 half-moves
9 Kg7 loss in 2 half-moves
10 Kg8 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re8 loss in 2 half-moves