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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 g5 draw
3 Rf1 draw
4 Rf2 draw
5 Ra4 loss in 2 half-moves
6 Rb4 loss in 2 half-moves
7 Rc4 loss in 2 half-moves
8 Re4 loss in 2 half-moves
9 Rf5 loss in 2 half-moves
10 Rf6 loss in 2 half-moves
11 Rf7 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rd4 loss in 1 half-moves