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 Kg7 draw
3 Kg8 draw
4 Kh8 draw
5 Ra7 draw
6 Rc7 draw
7 Re7 draw
8 Rf2 draw
9 Rf6 draw
10 Rf8 draw
11 Kg6 loss in 2 half-moves
12 Kh6 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Rf1 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
18 Rg7 loss in 2 half-moves