Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rd8 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kd5 draw
5 Kd6 draw
6 Ra4 draw
7 Rd1 draw
8 Rd2 draw
9 Re4 draw
10 Rf4 draw
11 Rh4 draw
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Rg4 loss in 2 half-moves