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 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Rb1 draw
6 Rb2 draw
7 Rd3 draw
8 Re3 draw
9 Rf3 draw
10 Rg3 draw
11 Rh3 loss in 12 half-moves
12 Rb5 loss in 10 half-moves
13 Rc3 loss in 4 half-moves
14 Ra3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb7 loss in 1 half-moves
17 Rb8 loss in 1 half-moves