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

EGTB: win in 4 half-moves

# move score
1 K8g8 win in 3 half-moves
2 K7g7 win in 5 half-moves
3 Rf6 win in 5 half-moves
4 Rf8 win in 5 half-moves
5 K7g8 draw
6 K8g7 draw
7 Kg6 draw
8 Kh6 draw
9 Ra4 draw
10 Rb4 draw
11 Rc4 draw
12 Rd4 draw
13 Re4 draw
14 Rf3 draw
15 Rf5 draw
16 Rf7 draw
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh4 loss in 2 half-moves