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