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 Kc6 draw
5 Kd6 draw
6 Kd7 draw
7 Kd8 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Rg8 draw
12 Rh8 draw
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves