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 Kf7 loss in 2 half-moves
3 Kf8 loss in 2 half-moves
4 Kg7 loss in 2 half-moves
5 Kh7 loss in 2 half-moves
6 Kh8 loss in 2 half-moves
7 Ra8 loss in 2 half-moves
8 Rc8 loss in 2 half-moves
9 Rd3 loss in 2 half-moves
10 Rd4 loss in 2 half-moves
11 Rd6 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rd1 loss in 1 half-moves
16 Rd2 loss in 1 half-moves
17 Rd5 loss in 1 half-moves