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

EGTB: draw

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