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 Re5 win in 1 half-moves
3 Rf8 win in 1 half-moves
4 Kc6 draw
5 Kc7 draw
6 Kc8 draw
7 Kd6 draw
8 Kd8 draw
9 Ke6 draw
10 Ke7 draw
11 Ra8 draw
12 Rc8 draw
13 Rd8 draw
14 Re2 draw
15 Re3 draw
16 Re4 draw
17 Re6 draw
18 Re7 draw
19 Rg8 draw
20 Re1 loss in 2 half-moves
21 Rh8 loss in 2 half-moves