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 K5g5 loss in 2 half-moves
4 K5g6 loss in 2 half-moves
5 K6g5 loss in 2 half-moves
6 K6g6 loss in 2 half-moves
7 Kg4 loss in 2 half-moves
8 Kh4 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rd7 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh8 loss in 2 half-moves