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 Kg7 draw
3 Kg8 draw
4 Kh7 draw
5 Rd4 draw
6 Rc8 loss in 4 half-moves
7 Rd1 loss in 4 half-moves
8 Re8 loss in 4 half-moves
9 Ra8 loss in 2 half-moves
10 Rd2 loss in 2 half-moves
11 Rd3 loss in 2 half-moves
12 Rd5 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves