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

EGTB: draw

# move score
1 Ka5 draw
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ka8 loss in 2 half-moves
6 Kab7 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kb8 loss in 2 half-moves
9 Kbb7 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves