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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd8 draw
5 Ke8 draw
6 Rc8 draw
7 Rf1 draw
8 Rf2 draw
9 Rf3 draw
10 Rf4 draw
11 Rf5 draw
12 Rg8 draw
13 Rh8 draw
14 Kc6 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves