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 Kd6 draw
3 Kf7 draw
4 Rc8 draw
5 Rd2 draw
6 Rd6 draw
7 Rd7 draw
8 Kd7 loss in 16 half-moves
9 Ra8 loss in 10 half-moves
10 Re8 loss in 10 half-moves
11 Rf8 loss in 10 half-moves
12 Ke6 loss in 8 half-moves
13 Ke8 loss in 8 half-moves
14 Kf8 loss in 6 half-moves
15 Kf6 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves
21 Rd1 loss in 1 half-moves