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 Kc6 draw
3 Kd6 draw
4 Ke6 draw
5 Ke7 draw
6 Ra8 draw
7 Rc8 draw
8 Rd8 draw
9 Re1 draw
10 Re2 draw
11 Re3 draw
12 Re4 draw
13 Rf8 draw
14 Kc7 loss in 22 half-moves
15 Kd8 loss in 10 half-moves
16 Kc8 loss in 6 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves