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 Kd6 draw
7 Kd7 draw
8 Kd8 draw
9 Ra8 draw
10 Rd8 draw
11 Re8 draw
12 Rg8 draw
13 Rh8 draw
14 Rb8 loss in 2 half-moves