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

EGTB: draw

# move score
1 Ka5 draw
2 Ka6 draw
3 Kb4 draw
4 Kb6 draw
5 Kc4 draw
6 Kc5 draw
7 Kc6 draw
8 Ra8 draw
9 Rc8 draw
10 Rf8 draw
11 Rg8 draw
12 Ka4 loss in 12 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves