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

EGTB: draw

# move score
1 Ka5 draw
2 Ka7 draw
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Ra4 draw
7 Ra5 draw
8 Rb3 draw
9 Rc3 draw
10 Rd3 draw
11 Re3 draw
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Rf3 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rh3 loss in 2 half-moves