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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rc7 win in 1 half-moves
3 Rf7 win in 1 half-moves
4 K6b6 draw
5 K7b6 draw
6 Ka5 draw
7 Ka8 draw
8 Rb8 draw
9 Rd7 draw
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Kb5 loss in 1 half-moves
19 Kb8 loss in 1 half-moves