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 Kc7 draw
3 Kd7 draw
4 Kd8 draw
5 Rb1 draw
6 Rb5 draw
7 Rc7 draw
8 Rg7 draw
9 Rh7 draw
10 Rb8 loss in 18 half-moves
11 Ra7 loss in 12 half-moves
12 Kb8 loss in 8 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves