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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rf7 win in 1 half-moves
3 Rg7 win in 1 half-moves
4 Rh7 win in 1 half-moves
5 Rb3 draw
6 Rb4 draw
7 Rb5 draw
8 Ka3 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Kb3 loss in 1 half-moves
18 Kb4 loss in 1 half-moves
19 Kb5 loss in 1 half-moves