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

EGTB: draw

# move score
1 Kb1 draw
2 Kb2 draw
3 Kc2 draw
4 Kd1 draw
5 Kd2 draw
6 Ra2 draw
7 Ra3 draw
8 Ra4 draw
9 Ra5 draw
10 Ra6 draw
11 Ra7 draw
12 Rb1 draw
13 Ra8 loss in 2 half-moves