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

EGTB: draw

# move score
1 f6 draw
2 Rc3 draw
3 Rc6 draw
4 Rc7 draw
5 Rc8 draw
6 Rg4 draw
7 Ra4 loss in 4 half-moves
8 Rb4 loss in 4 half-moves
9 Rc5 loss in 4 half-moves
10 Rh4 loss in 4 half-moves
11 Rc1 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves