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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Rb8 draw
6 Rc8 draw
7 Rd8 draw
8 Re8 draw
9 Rf1 draw
10 Rf2 draw
11 Rf3 draw
12 Rf5 draw
13 Rf6 draw
14 Rf7 draw
15 Rh8 draw
16 Rf4 loss in 2 half-moves