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 Kd7 draw
3 Ke7 draw
4 Rc8 draw
5 Rh8 draw
6 Kc5 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves