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 Re6 win in 1 half-moves
5 Rc8 draw
6 Re5 draw
7 Re7 draw
8 Kf7 loss in 2 half-moves
9 Kg7 loss in 2 half-moves
10 Kg8 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Ke7 loss in 1 half-moves