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

EGTB: draw

# move score
1 f6 draw
2 Ra5 draw
3 Rb5 draw
4 Rc5 draw
5 Rd5 draw
6 Re3 draw
7 Re4 draw
8 Re6 draw
9 Re7 draw
10 Re8 draw
11 Re1 loss in 2 half-moves
12 Re2 loss in 2 half-moves