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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 g6 loss in 2 half-moves
3 Na2 loss in 2 half-moves
4 Nb3 loss in 2 half-moves
5 Nd3 loss in 2 half-moves
6 Ne2 loss in 2 half-moves
7 Ra6 loss in 2 half-moves
8 Rc6 loss in 2 half-moves
9 Re6 loss in 2 half-moves
10 Rf1 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rh6 loss in 2 half-moves
18 Rb6 loss in 1 half-moves
19 Rd6 loss in 1 half-moves