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 Kf1 draw
3 Kf2 draw
4 Kg2 draw
5 Kh2 draw
6 Rf1 draw
7 Rf2 draw
8 Rf5 draw
9 Kh1 loss in 4 half-moves
10 Re3 loss in 4 half-moves
11 Rb3 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Ra3 loss in 1 half-moves