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

EGTB: draw

# move score
1 f7 draw
2 Ra8 draw
3 Rb8 draw
4 Rf7 draw
5 Rg8 draw
6 Rh8 draw
7 Rc8 loss in 2 half-moves
8 Rd8 loss in 2 half-moves
9 Re8 loss in 2 half-moves