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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ka6 win in 5 half-moves
3 Rd8 win in 5 half-moves
4 K7b7 draw
5 K7b8 draw
6 K8b7 draw
7 K8b8 draw
8 Kb6 draw
9 Rb6 draw
10 Rc6 draw
11 Rd1 draw
12 Rd2 draw
13 Rd7 draw
14 Rh6 draw
15 Rd3 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves