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

EGTB: draw

# move score
1 Ka4 draw
2 Ka6 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Ra4 draw
7 Rb3 draw
8 Rc3 draw
9 Rd3 draw
10 Rf3 draw
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rh3 loss in 2 half-moves