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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Rd8 win in 1 half-moves
5 Re8 win in 1 half-moves
6 Rf8 win in 1 half-moves
7 Rh8 win in 1 half-moves
8 Ka1 loss in 2 half-moves
9 Ka3 loss in 2 half-moves
10 Kb1 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Ra3 loss in 1 half-moves
13 Ra4 loss in 1 half-moves
14 Ra5 loss in 1 half-moves
15 Ra6 loss in 1 half-moves
16 Ra7 loss in 1 half-moves
17 Rg8 loss in 1 half-moves