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 Kg2 draw
10 Kg3 draw
11 Kg4 draw
12 Kh2 draw
13 Kh4 draw
14 Rc7 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rg8 draw
19 Rh8 draw
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves