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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Rc7 win in 1 half-moves
3 Rd7 win in 1 half-moves
4 Kb5 draw
5 Kb6 draw
6 Ka5 loss in 2 half-moves
7 Kg4 loss in 2 half-moves
8 Kg5 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kh4 loss in 2 half-moves
11 Kh6 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Kb7 loss in 1 half-moves
17 Rb7 loss in 1 half-moves