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

EGTB: draw

# move score
1 Kb8 draw
2 Rc6 draw
3 Rd6 draw
4 Rf6 draw
5 Rg1 draw
6 Rg2 draw
7 Rg7 draw
8 Rg8 draw
9 Rh6 draw
10 Ka7 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Re6 loss in 1 half-moves