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 Ke1 draw
10 Ke2 draw
11 Kf2 draw
12 Kg2 draw
13 Ra8 draw
14 Rb8 draw
15 Rc7 draw
16 Rd8 draw
17 Re8 draw
18 Rf8 draw
19 Kg1 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves