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 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Ka7 draw
5 Rb5 draw
6 Rb7 draw
7 Rb8 draw
8 Kb7 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Ra6 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rh6 loss in 2 half-moves