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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rb4 draw
3 Rb5 draw
4 Rd3 draw
5 Rf3 draw
6 Rg3 draw
7 Rh3 draw
8 Ka7 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Re3 loss in 2 half-moves