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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rf1 win in 1 half-moves
4 Rf2 win in 1 half-moves
5 Rf7 win in 1 half-moves
6 Rh4 win in 1 half-moves
7 Ra4 loss in 2 half-moves
8 Rd4 loss in 2 half-moves
9 Re4 loss in 2 half-moves
10 Rf3 loss in 2 half-moves
11 Rf5 loss in 2 half-moves
12 Rf6 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rg4 loss in 2 half-moves