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

EGTB: win in 6 half-moves

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