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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Ra8 win in 1 half-moves
4 Rb6 win in 1 half-moves
5 Rc6 win in 1 half-moves
6 Rh6 win in 1 half-moves
7 Ka3 loss in 2 half-moves
8 Ka5 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rd6 loss in 1 half-moves