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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Ke7 draw
3 Ke8 draw
4 Kg7 draw
5 Kg8 draw
6 Rf1 draw
7 Rf2 draw
8 Rg7 draw
9 Rh7 draw
10 Rf6 loss in 4 half-moves
11 Ra7 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves