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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kb2 win in 1 half-moves
3 Rf1 win in 1 half-moves
4 Rf2 win in 1 half-moves
5 Rf3 win in 1 half-moves
6 Rb8 loss in 10 half-moves
7 Ra8 loss in 6 half-moves
8 Ka1 loss in 2 half-moves
9 Ka3 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves