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

EGTB: win in 2 half-moves

# move score
1 a3 win in 1 half-moves
2 Ra3 win in 1 half-moves
3 Rd2 win in 1 half-moves
4 Rf2 win in 1 half-moves
5 Rh2 win in 1 half-moves
6 Ra1 loss in 2 half-moves
7 Rb2 loss in 2 half-moves
8 Rc2 loss in 2 half-moves
9 Re2 loss in 2 half-moves
10 Rg2 loss in 2 half-moves