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

EGTB: win in 4 half-moves

# move score
1 Kg3 win in 3 half-moves
2 Rg6 win in 3 half-moves
3 Rh6 win in 3 half-moves
4 Kh2 draw
5 Kh4 draw
6 Rb6 draw
7 Re6 draw
8 Rf7 draw
9 Rf8 draw
10 Kg2 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rd6 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
18 Rf4 loss in 2 half-moves
19 Rf5 loss in 2 half-moves