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

EGTB: draw

# move score
1 Kb6 draw
2 Kb7 draw
3 Kb8 draw
4 Kc5 draw
5 Kc8 draw
6 Kcc6 draw
7 Kcd7 draw
8 Kd5 draw
9 Kdc6 draw
10 Kdd7 draw
11 Ke5 draw
12 Ke6 draw
13 Ke7 draw
14 Rc8 draw
15 Rd7 draw
16 Re8 draw
17 Rf8 draw
18 Rg8 draw
19 Rh8 draw
20 Ra8 loss in 1 half-moves
21 Rb8 loss in 1 half-moves