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

EGTB: draw

# move score
1 Kb4 draw
2 Kb5 draw
3 Kb6 draw
4 Kc4 draw
5 Kd4 draw
6 Kd5 draw
7 Ra1 draw
8 Ra2 draw
9 Ra3 draw
10 Ra5 draw
11 Ra6 draw
12 Ra7 draw
13 Ra8 draw
14 Rb4 draw
15 Rc4 draw
16 Rd4 draw
17 Re4 draw
18 Rf4 draw
19 Rg4 draw
20 Rh4 draw
21 Kc6 loss in 2 half-moves
22 Kd6 loss in 2 half-moves