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 Rd4 win in 1 half-moves
4 Rh2 win in 3 half-moves
5 Ra4 loss in 2 half-moves
6 Re4 loss in 2 half-moves
7 Rf4 loss in 2 half-moves
8 Rg4 loss in 2 half-moves
9 Rh1 loss in 2 half-moves
10 Rh3 loss in 2 half-moves
11 Rh5 loss in 2 half-moves
12 Rh6 loss in 2 half-moves
13 Rh7 loss in 2 half-moves
14 Rh8 loss in 2 half-moves