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 Kf6 draw
3 Kgg6 draw
4 Kgh6 draw
5 Khg6 draw
6 Khh6 draw
7 Rf6 draw
8 Kf8 loss in 2 half-moves
9 Kgg8 loss in 2 half-moves
10 Kgh8 loss in 2 half-moves
11 Khg8 loss in 2 half-moves
12 Khh8 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf8 loss in 2 half-moves