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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Rh6 win in 1 half-moves
3 K4b4 loss in 2 half-moves
4 K4b5 loss in 2 half-moves
5 K5b4 loss in 2 half-moves
6 K5b5 loss in 2 half-moves
7 Ka3 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rg6 loss in 2 half-moves