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

EGTB: draw

# move score
1 Ka5 draw
2 Ra5 draw
3 Ra7 draw
4 Ra8 draw
5 Rc6 draw
6 Rd6 draw
7 Re6 draw
8 Rf6 draw
9 Rg6 draw
10 Rh6 draw
11 Ka3 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves