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

EGTB: win in 6 half-moves

# move score
1 Rf4 win in 5 half-moves
2 Rf6 win in 9 half-moves
3 Rf7 win in 9 half-moves
4 Rf5 win in 13 half-moves
5 Re8 win in 17 half-moves
6 Ra8 win in 21 half-moves
7 Rb8 win in 21 half-moves
8 Rc8 win in 21 half-moves
9 Rd8 win in 21 half-moves
10 Rf1 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves