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

EGTB: win in 4 half-moves

# move score
1 Rd3 win in 3 half-moves
2 Rd4 win in 3 half-moves
3 Rd5 win in 3 half-moves
4 Rc8 draw
5 Rd1 draw
6 Rd2 draw
7 Rg8 draw
8 Rh8 draw
9 K4b4 loss in 2 half-moves
10 K4b5 loss in 2 half-moves
11 K5b4 loss in 2 half-moves
12 K5b5 loss in 2 half-moves
13 Ka3 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves