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 Ke7 draw
6 Ke8 draw
7 Ra8 draw
8 Rc8 draw
9 Rd8 draw
10 Rf8 draw
11 Rg2 draw
12 Rg3 draw
13 Rg5 draw
14 Rg6 draw
15 Rg7 draw
16 Rh8 draw
17 Kc6 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg4 loss in 2 half-moves