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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rd6 win in 1 half-moves
3 Rb8 loss in 10 half-moves
4 Ka3 loss in 2 half-moves
5 Ka4 loss in 2 half-moves
6 Ka5 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Kc3 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Re6 loss in 1 half-moves
17 Rf6 loss in 1 half-moves
18 Rh6 loss in 1 half-moves