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 Rd6 win in 1 half-moves
3 Kc3 loss in 2 half-moves
4 Kc4 loss in 2 half-moves
5 Kc5 loss in 2 half-moves
6 Kd3 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Ke3 loss in 2 half-moves
9 Ke4 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd5 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves