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 Kd6 draw
4 Ke7 draw
5 Re6 draw
6 Kc8 loss in 8 half-moves
7 Rd8 loss in 6 half-moves
8 Kd8 loss in 4 half-moves
9 Ke6 loss in 4 half-moves
10 Re1 loss in 4 half-moves
11 Re5 loss in 4 half-moves
12 Re7 loss in 4 half-moves
13 Kc6 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Re2 loss in 1 half-moves
20 Re3 loss in 1 half-moves
21 Re4 loss in 1 half-moves