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

EGTB: win in 2 half-moves

# move score
1 Rd6 win in 1 half-moves
2 Kd2 draw
3 Ke1 draw
4 Ke2 draw
5 Rc8 draw
6 Rd5 draw
7 Rd7 draw
8 Re8 draw
9 Rf8 draw
10 Rg8 draw
11 Rh8 draw
12 Kc1 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves