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

EGTB: draw

# move score
1 Ka6 draw
2 Ka8 draw
3 Kb6 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Ra6 draw
8 Ra8 draw
9 Kc7 loss in 4 half-moves
10 Ra5 loss in 4 half-moves
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves