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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ka4 loss in 2 half-moves
3 Ra4 loss in 2 half-moves
4 Ra6 loss in 2 half-moves
5 Ra7 loss in 2 half-moves
6 Ra8 loss in 2 half-moves
7 Rc5 loss in 2 half-moves
8 Rd5 loss in 2 half-moves
9 Re5 loss in 2 half-moves
10 Rf5 loss in 2 half-moves
11 Rg5 loss in 2 half-moves
12 Rh5 loss in 2 half-moves
13 Ka2 loss in 1 half-moves
14 Kb2 loss in 1 half-moves
15 Kb3 loss in 1 half-moves
16 Kb4 loss in 1 half-moves