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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Rg4 win in 1 half-moves
5 Rb1 loss in 2 half-moves
6 Rb2 loss in 2 half-moves
7 Rb3 loss in 2 half-moves
8 Rd4 loss in 2 half-moves
9 Re4 loss in 2 half-moves
10 Rh4 loss in 2 half-moves