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

EGTB: win in 4 half-moves

# move score
1 Rd2 win in 3 half-moves
2 Ra8 draw
3 Rd1 draw
4 Rd3 draw
5 Rd4 draw
6 Rd5 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kcd1 loss in 2 half-moves
14 Kcd2 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ked1 loss in 2 half-moves
17 Ked2 loss in 2 half-moves
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd6 loss in 2 half-moves
23 Rd7 loss in 2 half-moves
24 Re8 loss in 2 half-moves