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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Rd7 win in 3 half-moves
3 Rf3 win in 3 half-moves
4 Ka7 win in 5 half-moves
5 Rf6 win in 5 half-moves
6 Rf8 win in 5 half-moves
7 Kb7 loss in 4 half-moves
8 Kb8 loss in 4 half-moves
9 Re7 loss in 4 half-moves
10 Rg7 loss in 4 half-moves
11 Rh7 loss in 4 half-moves
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rf1 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves