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

EGTB: draw

# move score
1 Ka6 draw
2 Kb6 draw
3 Kc5 draw
4 Kc6 draw
5 Ra4 draw
6 Ra7 draw
7 Ra8 draw
8 Ka4 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra6 loss in 2 half-moves