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

EGTB: draw

# move score
1 Ka2 draw
2 Kb2 draw
3 Kb3 draw
4 Kb4 draw
5 Ra5 draw
6 Rb4 draw
7 Rc4 draw
8 Rd4 draw
9 Re4 draw
10 Rh4 draw
11 Ra6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves