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

EGTB: draw

# move score
1 Ka6 draw
2 Ka8 draw
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Kh1 draw
7 Kh3 draw
8 Rb7 draw
9 Rc7 draw
10 Rh5 draw
11 Rh6 draw
12 Rh8 draw
13 Rg7 loss in 4 half-moves
14 Kg1 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kg3 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves