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