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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kh3 draw
6 Rd6 draw
7 Rg6 draw
8 Rh6 draw
9 Ra6 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Kh1 loss in 1 half-moves
19 Rf5 loss in 1 half-moves