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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb3 draw
3 Rb3 draw
4 Rb5 draw
5 Rb7 draw
6 Rd1 draw
7 Re1 draw
8 Rg1 draw
9 Rh1 draw
10 Kb2 loss in 20 half-moves
11 Ra1 loss in 14 half-moves
12 Rc1 loss in 12 half-moves
13 Ka1 loss in 2 half-moves
14 Ka3 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rb6 loss in 1 half-moves