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 Ra6 draw
3 Rb6 draw
4 Rc6 draw
5 Rf1 draw
6 Rf2 draw
7 Rf3 draw
8 Rg6 draw
9 K6g6 loss in 2 half-moves
10 K6g7 loss in 2 half-moves
11 K7g6 loss in 2 half-moves
12 K7g7 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Kh5 loss in 2 half-moves
16 Kh8 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves