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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Re1 win in 5 half-moves
4 Rf2 win in 5 half-moves
5 Rg1 win in 5 half-moves
6 Rh1 win in 5 half-moves
7 Ka1 loss in 4 half-moves
8 Kc1 loss in 4 half-moves
9 Ka2 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Rf3 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rf7 loss in 2 half-moves