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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rd2 win in 3 half-moves
3 Rd6 win in 5 half-moves
4 Rd7 win in 5 half-moves
5 Ka2 draw
6 Ka4 draw
7 Ka5 draw
8 Ka7 draw
9 Kb7 draw
10 Ra8 draw
11 Rc8 draw
12 Rd1 draw
13 Rh8 draw
14 Kb2 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Kb6 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves