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Category – Closed Game
Opening Move Sequence – 1 d4 d5 2 c4 e6
Codes ECO – D30 to D69
Queen's Gambit Declined general reference by the acronym QGD, can technically Queen's Gambit opening that does not include the 2 are applied … dxc4. However, the term is usually only on differences in the Queen's Gambit, which starts with 2 applied with … E6. This is due to the large number of variants, which arise from it. Other variants on the basis of variousSeconds moves for black as symmetric Defense (2 … c6), Slav Defense (2 … c6), Chigorin Defense (2 … Nc6), Albin (2 … e5), Baltic Defense ( 2 … Bf5) and Marshall Defense (2 … Nf6), some of which are rather complicated and rich in itself.
Positions of the Queen's Gambit Declined can be achieved as well as from other openings. For example, after 1 d4 Nf6 2 c4 e6 3 Nf3 d5, 1 c4 e6, 2 Sp3 D5, 3 d4 or 1 Nf3 d5 2 c4 e6 3 d4.
Queen's Gambit Declinedfalls into the category of Closed Game starting with 1 d4 d5. The ECO codes range from D30 to D69.
Moves and changes
1 d4 d5
2 c4 e6
Move 2 … e6 Black lets build a strong defense and the game in the middle, rather than abandon them to keep moving the peasants. This makes it one of the most reliable defense black in chess. One of the most obvious weaknesses 2 … E6 prevents C8 Bishop. Develop White can try to appeal, Black can try to develop or exchange it. However, it should be clear that Bishop played a key role in defending Black's position from the original place in this opening.
Another point is what exists, will C4 tension in the middle. If black decides to play dxc4 and losing control of a half later, he must get something for it. For example, in black and white can force a train, losingdxc4 after Bd3 White. Black can attack the center of the white c5 and e5. On the other hand, if the whites decide who can cxd5 Black d5 preponderance of blacks in the farmers' response page of the queen and I know that the majority in the act of giving means. White will then try to start the attack from the center, while Black can now be issued by C8 bishop attack immediately and open makefile white.
White the main replies to 2 … E6 3 Sp3, or 3 are Nf3. Black has several options at thisPoint
The answer 3 … Nf6 is rejected, the main change of the Queen's Gambit Orthodox Defense, and it's called, but this term also refers to a specific variant, but also applied (see below). There are several variations of less than 3 … Nf6. Sequence 4 BG5 Be7, 5 e3 0-0, 6 Nf3 h6 7, BH4 B6, leads to playing defensive midfielder Tartakower with black. 4 BG5 Be7, 5 e3 h6, 6 Ne4 called BH4 Lasker Defense is similar, but smaller pieces may be involved. 4 BG5 Nbd7, 5 Nf3 c6, 6 e3 Qa5 iscalled the Cambridge Springs Defense, allowing the possibility of multiple traps. Name orthodox defense with their parents are 4 BG5 Be7, 5 Nf3 c6 6 e3 0-0, 7 RC1 Nbd7, 8 Bd3 dxc4 9, Bxc4 and implemented a number of things mentioned above. 4 cxd5 d5, known as the Exchange Variation leads rapidly to a skeleton solid pawn.
Without 3 … Nf6
In the case of 3 … C6 enters the game in semi-Slav Defense, and looks like other lines of Queen's Gambit declined. If 3 … C6 the opening words of TarraschDefense. Black is the risk of an isolated d pawn for certain benefits. Step 3 … Be7 leads to fluctuations, the variant can be converted into 3 … Addressing Nf6, while the variation of Exchange. For example, if Black wants to avoid the possibility of a 5-pin BG5 after 3 … Nf6, 4 cxd5 d5, you can with 3 … Be7 circumvent the variation of Exchange.



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