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 Rc4 loss in 8 half-moves
3 Kh6 loss in 4 half-moves
4 Rh1 loss in 4 half-moves
5 Rh2 loss in 4 half-moves
6 Rh3 loss in 4 half-moves
7 Kg4 loss in 2 half-moves
8 Kg5 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rg4 loss in 2 half-moves