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

EGTB: win in 2 half-moves

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