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 Re1 draw
3 Rf7 draw
4 Rg7 draw
5 Rh7 draw
6 Re8 loss in 12 half-moves
7 Re3 loss in 4 half-moves
8 Ka7 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re2 loss in 1 half-moves
17 Re4 loss in 1 half-moves