In the early twentieth century, several learn chess gamers from Slavic international locations examined and analyzed this opening offering Slav Protection its title. Even so, it was mentioned as early as sixteenth century. It is now a nicely designed line in Queen's Gambit. Even though it is technically considered a Queen's Gambit Declined opening, it is now normally researched separately because it has so many in-depth variants.
Slav Defense is well-known in event enjoy and has appeared in recent planet championship matches.
Slav Protection falls beneath the category of Closed Game openings that get started with 1 d4 d5. Its ECO codes selection from D10 to D17.
Moves and Variations
one d4 d5
two c4 c6
Even though this is the regular sequence in Slav defense it should be remembered that positions in Slav can be reached by means of other sequences for occasion by one d4 d5, 2 Nf3 Nf6, three c4 c6, or 1 Nf3 d5, 2 c4 c6, three d4 Nf6.
Slav protection redresses numerous troubles confronted by Black in Queen's Gambit Declined or QGD openings. In other variations of QGD transfer e6 is performed hampering the development of Bishop at c8, below e7 pawn stays in place. This also assists in opposition to attainable White Bg5 pin in opposition to Knight created to f6. Slav protection also has a better pawn skeleton for Black and prevents the likelihood of an assault by White pawns on the Q-aspect.
Move c6 also makes it possible for Black an possibility to preserve the gambit pawn following dxc4, or to achieve time by attacking the White piece that recaptured it, by way of the transfer b5 which is defended by pawn on c6.
On the down facet, it must be remembered that the Bishop on c8 can only be produced following dxc4 and allowing White to management heart, and after its development Black's Q-side will be weaker.
There are huge quantities of playable versions in Slav. We will only look at them below.
Slav Exchange Variation which occurs soon after 3 cxd5 cxd5 normally qualified prospects to draws with its symmetrical engage in with limited chances for the two players. A single of the motives why Black prefers 2 ... e6 and then three ... c6 to enter Semi Slav Protection is a need to stay away from this variation.
Semi Slav Protection can be entered by playing ... e6 as third or 4th moves here, as properly as by other go orders commencing 2 ... e6. Semi Slave is a nicely produced opening with comprehensive variants, so must be researched individually.
In case of 3 Nc3, Black can't enjoy Bf5 as 3rd go because four cxd5 cxd5, 5.Qb3 will drop a pawn. Black also loses following 3 ... Nf6, 4 e3 Bf5, 5 cxd5 cxd5, 6 Qb3 Bc8, because subsequent White moves f4, Nf3, and Ne5, will give Black a massive disadvantage. So following three Nc3 Black can play Winawer Counter Gambit by relocating three ... e5.
Nonetheless, normally White will play three Nf3 and consider to make the ideal of Black Bishop's absence in Q-aspect. The engage in could proceed 3 ... Nf6, four e3 (Slav Declined) or four ... Bf5 five.cxd5 cxd5.
My Milkyway Research Chess Openings Team taken is three ... Nf6, answered by four Nc3. Now Black has several responses.
four ... Bf5 is not beneficial for Black because soon after five Qb3 or five cxd5 and 6 Qb3 White will benefit. 4 ...e6 as typical will change to Semi Slav Defense. The other accessible moves are 4 ... dxc4, and just lately created 4 ... a6.
4 ... dxc4 is known as Slav Accepted. A combative White can reply with 5 e4 b5 (Slav Gambit). Perform may possibly proceed to Geller-Tolush Gambit (six e5 Nd5, 7.a4 e6). These traces of enjoy are still in development. Analysts have questioned whether or not the gambits are value the assault acquired by White and are inclined favor the viewpoint that this will favor Black. Other possibilities for White are more calm Alekhine Variation (5 e3) and combative Alapin Variation (5 a4 with six e4 and seven Bxc4).
In reaction to Alapin, Black can engage in 5 ... a6 which can remodel to Meran Variation in Semi Slav defense. Or Black can play Smyslov Variation (five ... Na6) aiming after 6 e4 Bg4, seven Bxc4 e6, eight - Nb4 for an attack using Knight go to b4. Nevertheless, the major variation is five ... Bf5 (Czech Variation), which blocks six e4. Soon after 6 e3 the enjoy is named Dutch Variation and will continue calmly following six ... e6, seven Bxc4 Bb4, 8 - -. White can decide on Krause Attack (6 Ne5) to stay away from that. By that go White aims for g3, and Bg2. Black can keep on with six ... Nbd7, seven Nxc4 Qc7, or with six ... e6, seven f3 Bb4. In the 2nd situation perform may possibly continue eight e4 Bxe4, 9 fxe4 Nxe4, 10 Bd2 Qxd4, eleven Nxe4 Qxe4+, twelve Qe2 Bxd2+, 13 Kxd2 Qd5+, 14 Kc2 Na6.