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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kg5 draw
3 Kg6 draw
4 Kg7 draw
5 Kh5 draw
6 Kh7 draw
7 Ra4 draw
8 Ra6 draw
9 Rc7 draw
10 Re7 draw
11 Rf7 draw
12 Rh7 draw
13 Ra3 loss in 18 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Ra8 loss in 1 half-moves