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

EGTB: draw

# move score
1 f7 draw
2 Ra7 draw
3 Rb7 draw
4 Rc4 draw
5 Rd7 draw
6 Re7 draw
7 Rf7 draw
8 Rg7 draw
9 Rc6 loss in 4 half-moves
10 Rc1 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rh7 loss in 2 half-moves