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

EGTB: win in 6 half-moves

# move score
1 Rd8 win in 5 half-moves
2 Rc5 draw
3 Rd1 draw
4 Rd2 draw
5 Rd3 draw
6 Rd4 draw
7 Rg5 draw
8 Rh5 draw
9 K7b7 loss in 2 half-moves
10 K7b8 loss in 2 half-moves
11 K8b7 loss in 2 half-moves
12 K8b8 loss in 2 half-moves
13 Ka6 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves