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 Ra7 draw
3 Rc7 draw
4 Rd7 draw
5 Rg1 draw
6 Rg2 draw
7 Rg6 draw
8 Rh7 draw
9 Ka3 loss in 2 half-moves
10 Ka5 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg8 loss in 2 half-moves