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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Re1 win in 1 half-moves
3 Re2 win in 1 half-moves
4 Re4 win in 1 half-moves
5 Ra8 draw
6 Rd8 draw
7 Rh8 draw
8 Rc8 loss in 2 half-moves
9 Re3 loss in 2 half-moves
10 Re5 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves