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

EGTB: draw

# move score
1 Ka7 draw
2 Kb7 draw
3 Kc7 draw
4 Kc8 draw
5 Rd8 draw
6 Rf4 draw
7 Rf5 draw
8 Rf6 draw
9 Rf7 draw
10 Ka8 loss in 10 half-moves
11 Rg8 loss in 6 half-moves
12 Rh8 loss in 6 half-moves
13 Rf3 loss in 4 half-moves
14 Rc8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves