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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Re7 win in 1 half-moves
3 Kb5 draw
4 Rc7 draw
5 Rd7 draw
6 Rf7 draw
7 Ka5 loss in 2 half-moves
8 Ka6 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves