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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Rb1 win in 3 half-moves
3 K7b7 draw
4 K7b8 draw
5 K8b7 draw
6 K8b8 draw
7 Ka6 draw
8 Kb6 draw
9 Rc1 draw
10 Rd1 draw
11 Rh5 draw
12 Re1 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Rh7 loss in 2 half-moves
20 Rh8 loss in 2 half-moves