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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Kc6 loss in 28 half-moves
3 Rb8 loss in 28 half-moves
4 Kc7 loss in 26 half-moves
5 Rc8 loss in 26 half-moves
6 Ra8 loss in 24 half-moves
7 Ka7 loss in 22 half-moves
8 Kb8 loss in 18 half-moves
9 Re7 loss in 18 half-moves
10 Ka8 loss in 16 half-moves
11 Kb6 loss in 10 half-moves
12 Ka6 loss in 6 half-moves
13 Kc8 loss in 6 half-moves
14 Re3 loss in 4 half-moves
15 Rd8 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves
21 Re1 loss in 1 half-moves
22 Re2 loss in 1 half-moves