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

EGTB: draw

# move score
1 Kb5 draw
2 Kb6 draw
3 Kb7 draw
4 Kc5 draw
5 Kc7 draw
6 Kd5 draw
7 Kd6 draw
8 Kd7 draw
9 Ra8 draw
10 Rb8 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Rg1 draw
16 Rg2 draw
17 Rg3 draw
18 Rg4 draw
19 Rg5 draw
20 Rg6 draw
21 Rg7 draw
22 Rh8 loss in 2 half-moves