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

EGTB: win in 3 half-moves

# move score
1 Rb8 win in 2 half-moves
2 Re4 win in 2 half-moves
3 Rd8 win in 5 half-moves
4 Re7 draw
5 Re1 loss in 16 half-moves
6 Rf8 loss in 16 half-moves
7 Rh8 loss in 16 half-moves
8 Rg8 loss in 14 half-moves
9 Ra8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Re2 loss in 2 half-moves
12 Re3 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves