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

EGTB: win in 2 half-moves

# move score
1 Rc7 win in 1 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rd7 draw
5 Re7 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Rf4 draw
10 Rf5 draw
11 Ka7 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves
17 Rf6 loss in 1 half-moves