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 Kb1 draw
3 Kc1 draw
4 Kd1 draw
5 Rd1 draw
6 Rd2 draw
7 Rd4 draw
8 Rd5 draw
9 Re8 draw
10 Rf8 draw
11 Rg8 draw
12 Rh8 draw
13 Kb2 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kf2 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kg2 loss in 2 half-moves
22 Kg4 loss in 2 half-moves
23 Kh2 loss in 2 half-moves
24 Kh3 loss in 2 half-moves
25 Kh4 loss in 2 half-moves
26 Ra8 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc8 loss in 2 half-moves
29 Rd6 loss in 2 half-moves
30 Rd7 loss in 2 half-moves