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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Rb6 win in 1 half-moves
4 Re1 win in 1 half-moves
5 Re2 win in 1 half-moves
6 Re3 win in 1 half-moves
7 Ka7 loss in 2 half-moves
8 Ra6 loss in 2 half-moves
9 Rc6 loss in 2 half-moves
10 Rd6 loss in 2 half-moves
11 Re5 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Re4 loss in 1 half-moves