Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kd6 draw
8 Kd7 draw
9 Kd8 draw
10 Rc8 draw
11 Rd8 draw
12 Re3 draw
13 Re4 draw
14 Re5 draw
15 Re6 draw
16 Re7 draw
17 Rg8 draw
18 Rh8 draw
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves