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

EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 Ra3 win in 5 half-moves
3 Rh6 win in 5 half-moves
4 K7b7 draw
5 K7b8 draw
6 K8b7 draw
7 K8b8 draw
8 Ka6 draw
9 Kb6 draw
10 Re3 draw
11 Rf3 draw
12 Rg3 draw
13 Rh4 draw
14 Rh5 draw
15 Rh7 draw
16 Rb3 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves