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

EGTB: draw

# move score
1 Ka5 draw
2 Ka6 draw
3 Ka7 draw
4 Kc6 draw
5 Kc7 draw
6 Ra7 draw
7 Rc7 draw
8 Rh7 loss in 8 half-moves
9 Kb5 loss in 4 half-moves
10 Rb8 loss in 4 half-moves
11 Kc5 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves