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 Rb1 draw
3 Rb5 draw
4 Rb7 draw
5 Rb8 draw
6 Rc3 draw
7 Rd3 draw
8 Re3 draw
9 Rg3 draw
10 Rh3 draw
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Ra3 loss in 1 half-moves