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 Kg6 draw
3 Kg7 draw
4 Ra7 draw
5 Rc7 draw
6 Rg7 draw
7 Rh8 draw
8 Kg5 loss in 2 half-moves
9 Kh5 loss in 2 half-moves
10 Rd7 loss in 2 half-moves
11 Re7 loss in 2 half-moves
12 Rf7 loss in 2 half-moves