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 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ra5 draw
6 Rd7 draw
7 Rg7 draw
8 Rh7 draw
9 Kg7 loss in 2 half-moves
10 Kg8 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rf7 loss in 2 half-moves