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

EGTB: draw

# move score
1 Ka3 draw
2 Ka4 draw
3 Ka5 draw
4 Kb3 draw
5 Kc3 draw
6 Kc4 draw
7 Kc5 draw
8 Ra7 draw
9 Rc7 draw
10 Rd7 draw
11 Re7 draw
12 Rf7 draw
13 Kb5 loss in 6 half-moves
14 Rb8 loss in 4 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves