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 draw
3 Kd6 draw
4 Kd8 draw
5 Ra8 draw
6 Rb8 draw
7 Rc8 draw
8 Rd8 draw
9 Re1 draw
10 Re2 draw
11 Re4 draw
12 Kc7 loss in 20 half-moves
13 Kc8 loss in 6 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves
21 Re3 loss in 1 half-moves