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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Re7 draw
3 Rf7 draw
4 Rg7 draw
5 Rb8 loss in 8 half-moves
6 Ka6 loss in 2 half-moves
7 Ka8 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves