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