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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Ra7 draw
3 Rc7 draw
4 Rd7 draw
5 Rh1 draw
6 Rh2 draw
7 Rh6 draw
8 Ka3 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh8 loss in 2 half-moves