正统防御英语:Orthodox Defense)是一种国际象棋封闭性开局方式,是拒后翼弃兵的三个主要变例之一,国际象棋开局百科代码为D60-D69。走法为

  1. d4 d5
  2. c4 e6
  3. Nc3 Nf6
  4. Bg5 Be7
  5. Nf3 0-0
  6. e3 Nbd7
  7. Rc1 c6
abcdefgh
8
a8 black rook
c8 black bishop
d8 black queen
f8 black rook
g8 black king
a7 black pawn
b7 black pawn
d7 black knight
e7 black bishop
f7 black pawn
g7 black pawn
h7 black pawn
c6 black pawn
e6 black pawn
f6 black knight
d5 black pawn
g5 white bishop
c4 white pawn
d4 white pawn
c3 white knight
e3 white pawn
f3 white knight
a2 white pawn
b2 white pawn
f2 white pawn
g2 white pawn
h2 white pawn
c1 white rook
d1 white queen
e1 white king
f1 white bishop
h1 white rook
8
77
66
55
44
33
22
11
abcdefgh
正统防御