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

EGTB: loss in 3 half-moves

# move score
1 Rb6 loss in 2 half-moves
2 Rc7 loss in 2 half-moves
3 Rc8 loss in 2 half-moves
4 Rd6 loss in 2 half-moves
5 Re6 loss in 2 half-moves
6 c4 loss in 1 half-moves
7 f5 loss in 1 half-moves
8 Ra6 loss in 1 half-moves