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 Rf1 win in 1 half-moves
3 Ka1 draw
4 Ka3 draw
5 Kb2 draw
6 Ra1 draw
7 Rb2 draw
8 Rb3 draw
9 Rc1 draw
10 Rd1 draw
11 Re1 draw
12 Kb3 loss in 4 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves