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

EGTB: draw

# move score
1 Ka3 draw
2 Ka5 draw
3 Kb3 draw
4 Kb4 draw
5 Kb5 draw
6 Ra5 draw
7 Ra6 draw
8 Ra8 draw
9 Rb7 draw
10 Rc7 draw
11 Rd7 draw
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves