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