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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Ka6 win in 5 half-moves
4 Rh6 win in 5 half-moves
5 Rh8 win in 5 half-moves
6 K7b7 draw
7 K7b8 draw
8 K8b7 draw
9 K8b8 draw
10 Kb6 draw
11 Rc5 draw
12 Rg5 draw
13 Rh1 draw
14 Rh7 draw
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh3 loss in 2 half-moves
20 Rh4 loss in 2 half-moves