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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kg4 draw
3 Kg6 draw
4 Kh4 draw
5 Kh6 draw
6 Rb4 draw
7 Rb5 draw
8 Rb6 draw
9 Kg5 loss in 6 half-moves
10 Rb8 loss in 6 half-moves
11 Rf7 loss in 6 half-moves
12 Rh7 loss in 4 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Ra7 loss in 1 half-moves