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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rf3 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Rf1 draw
5 Rf2 draw
6 Kg2 loss in 2 half-moves
7 Kh1 loss in 2 half-moves
8 Kh2 loss in 2 half-moves
9 Ra8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Kf1 loss in 1 half-moves
19 Kf2 loss in 1 half-moves