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

EGTB: win in 2 half-moves

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