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

EGTB: win in 4 half-moves

# move score
1 Kg1 win in 3 half-moves
2 Kg2 win in 3 half-moves
3 Rg8 win in 3 half-moves
4 Rh8 win in 3 half-moves
5 Kh2 draw
6 Ra8 draw
7 Rd8 draw
8 Re8 draw
9 Rf7 draw
10 Rf4 loss in 4 half-moves
11 Rf5 loss in 4 half-moves
12 Rf6 loss in 4 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf3 loss in 2 half-moves