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

EGTB: win in 2 half-moves

# move score
1 Rd3 win in 1 half-moves
2 Ra8 draw
3 Rd5 draw
4 Rd6 draw
5 Rd7 draw
6 Re8 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Kc1 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ke1 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Kh1 loss in 2 half-moves
19 Kh2 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd4 loss in 2 half-moves