การป้องกันสแกนดิเนเวีย

A defense where Black immediately challenges the pawn in front of White's king with the pawn in front of Black's queen.

An immediate-recapture line in which Black takes on d5 with the queen and retreats to a5 after Nc3.

A branch defined by 2...Nf6, with which Black brings out a knight and delays recovering the d5-pawn.

A gambit in which Black offers the e6-pawn to bring pieces out quickly and open the center after 2...Nf6.

A gambit with 3...Bg4 in which Black delays recovering the d5-pawn to bring out the bishop and create pressure.