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 Ke2 draw
3 Kf1 draw
4 Kf2 draw
5 Rd8 draw
6 Re8 draw
7 Rf6 draw
8 Rf7 draw
9 Rg8 draw
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 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 Rf5 loss in 2 half-moves
19 Rh8 loss in 2 half-moves