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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Ra7 draw
3 Rb1 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Re7 draw
8 Kf6 loss in 2 half-moves
9 Kf7 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Kgg6 loss in 2 half-moves
12 Kgg8 loss in 2 half-moves
13 Kgh6 loss in 2 half-moves
14 Kgh8 loss in 2 half-moves
15 Khg6 loss in 2 half-moves
16 Khg8 loss in 2 half-moves
17 Khh6 loss in 2 half-moves
18 Khh8 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rd7 loss in 2 half-moves