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

EGTB: win in 2 half-moves

# move score
1 Rc7 win in 1 half-moves
2 Rd7 win in 1 half-moves
3 Re2 win in 1 half-moves
4 Re1 draw
5 Re3 draw
6 Re4 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 Re5 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Re8 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 Ra7 loss in 1 half-moves
18 Rb7 loss in 1 half-moves