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{{Short description|Chess opening}}
{{Use British English|date=January 2013}}
{{
{{Infobox chess opening
|openingname = French Defence
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:1. [[b:Chess Opening Theory/1. e4|e4]] [[b:Chess Opening Theory/1. e4/1...e6|e6]]
This is most commonly followed by 2.d4 d5
{{AN chess|pos=toc}}
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==General themes==
{{
{{Chess diagram small
| tleft
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| Typical pawn structure
}}
The diagram shows a [[pawn structure]] commonly found in the French. Black has more space on the queenside, so tends to focus on that side of the board, almost always playing ...c7–c5 early on to attack White's pawn chain at its base, and may follow up by advancing
{{Chess diagram small
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Alternatively or simultaneously, Black will play against White's centre, which is cramping
{{Chess diagram small
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| Classical French with 9.Bd3
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White usually tries to exploit
Apart from a piece attack, White may play for the advance of
{{Chess diagram small
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|Position after 15...Nxc5
}}
One of the drawbacks of the French Defence for Black is
Black's position is passive because
==Main line: 2.d4 d5 {{anchor|Main line}}==
===3.Nc3===
Played in over 40% of all games after 1.e4 e6 2.d4 d5, 3.Nc3 is the most commonly seen line against the French. Black has three main options, 3...Bb4 (the '''Winawer Variation'''), 3...Nf6 (the '''Classical Variation'''), and 3...dxe4 (the '''Rubinstein Variation'''). An eccentric idea is 3...Nc6{{chesspunc|!?}} 4.Nf3 Nf6 with the idea of 5.e5 Ne4; German [[International master|IM]] Helmut Reefschlaeger has been fond of this move. It is incredibly dense in theory.
====Winawer Variation: 3...Bb4 {{anchor|Winawer Variation}}====<!-- This section is linked from [[Aron Nimzowitsch]] -->
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4th-move deviations for White include:
* 4.exd5 exd5, transposing to a line of the Exchange Variation, where White may aim to prove that Black's bishop on b4 is misplaced.
* 4.Ne2 (the
* 4.Bd3 defending e4.
* 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4, another attempt to exploit Black's weakness on g7.
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* 4...Ne7 although this move usually transposes to the main line.
* 4...b6 followed by ...Ba6, or 4...Qd7 with the idea of meeting 5.Qg4 with 5...f5. However, theory currently prefers White's chances in both lines.
* Another popular way for Black to deviate is 4.e5 c5 5.a3 Ba5, the
====Classical Variation: 3...Nf6 {{anchor|Classical Variation}}====
This is another major system in the French. This position was seen as so normal so no-one thought about claiming it.<ref>{{cite book |last1=Sterran |title=Fundamental Chess Openings |publisher=Gambit Publications |isbn=9781906454135 |pages=355}}</ref> White can continue with the following options:
=====4.Bg5=====
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Named after [[Amos Burn]], the Burn Variation is the most common reply at the top level. 4...dxe4 5.Nxe4 and usually there now follows: 5...Be7 6.Bxf6 Bxf6 7.Nf3 Nd7 or 7...0-0, resulting in a position resembling those arising from the Rubinstein Variation. However, here Black has the bishop pair, with greater dynamic chances (although White's knight is well placed on e4), so this line is more popular than the Rubinstein and has long been a favourite of [[Evgeny Bareev]]. Black can also try 5...Be7 6.Bxf6 gxf6, as played by [[Alexander Morozevich]] and [[Gregory Kaidanov]]; by following up with ...f5 and ...Bf6, Black obtains active piece play in return for his shattered pawn structure. Another line that resembles the Rubinstein is 5...Nbd7 6.Nf3 Be7 (6...h6 is also tried) 7.Nxf6+ Bxf6.
======4...Be7 5.e5 Nfd7 {{anchor|Alekhine–Chatard Attack|Albin–Chatard Attack}}======
{{Chess diagram
| tright
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|pl|pl|pl| | | | |
|rl| | |ql|kl|bl|nl|rl
|
}}
* 4...Be7 5.e5 Nfd7 used to be the main line
* An alternative for White is the [[gambit]] 6.h4, which was devised by [[Adolf Albin]] and played by Chatard, but not taken seriously until the game [[Alexander Alekhine|Alekhine]]–[[Hans Fahrni|Fahrni]], Mannheim 1914. It is known today as the '''Albin–Chatard Attack''' or the '''Alekhine–Chatard Attack'''. After 6...Bxg5 7.hxg5 Qxg5 8.Nh3 Qe7 9.Qg4 g6 10.Ng5 (the reason for 8.Nh3 rather than 8.Nf3 is to play Qg4), White has sacrificed a pawn to keep the black king in the centre, as castling neither queenside nor kingside appears safe. Another point of the gambit is that Black's natural French Defence move 6...c5 runs into 7.Bxe7 when Black must either move the king with 7...Kxe7 or allow 7...Qxe7 8.Nb5! with a dual threat of Nc7+, winning the rook on a8, and Nd6+, when Black's king must move and the knight is very strong on d6. Black may decline the gambit in several ways such as 6...
======McCutcheon Variation: 4...Bb4 {{anchor|McCutcheon Variation}}======
* A third choice for Black is to counterattack with the McCutcheon Variation. In this variation, the second player ignores White's threat of e4–e5 and instead plays 4...Bb4. The main line continues: 5.e5 h6 6.Bd2 Bxc3 7.bxc3 Ne4 8.Qg4. At this point Black may play 8...g6, which weakens the kingside dark squares but keeps the option of castling queenside, or 8...Kf8. An alternative way White can treat 5...h6 is to carry through with the threat with 6.exf6 hxg5 7.fxg7 Rg8. The McCutcheon Variation is named for John Lindsay McCutcheon of [[Philadelphia, Pennsylvania|Philadelphia]] (1857–1905), who brought the variation to public attention when he used it to defeat [[World Chess Championship|World Champion]] Steinitz in a [[simultaneous exhibition]] in [[Manhattan]] in 1885.<ref>[[Tim Harding (chess)|T.D. Harding]], ''French: MacCutcheon'' {{sic}} ''and Advance Lines'', Batsford, 1979, pp. 12, 56. {{ISBN|0-7134-2026-X}}.</ref><ref>Although many sources refer to John Lindsay McCutcheon and his [[eponym]]ous variation as "MacCutcheon", "McCutcheon" is the correct spelling. [[Jeremy Gaige]], ''Chess Personalia'', McFarland & Company, 1987, pp. 260, 275. {{ISBN|0-7864-2353-6}}; [[David Hooper (chess player)|David Hooper]] and [[Kenneth Whyld]], ''[[The Oxford Companion to Chess]]'' (2nd ed. 1992), Oxford University Press, p. 240, p. 478 n. 1205. {{ISBN|0-19-866164-9}}.</ref><ref>{{cite web |url=http://www.chessgames.com/perl/chessgame?gid=1296635 |title=Wilhelm Steinitz vs. John Lindsay McCutcheon (1885) |website=[[Chessgames.com]] }}</ref> It reached the height of its popularity from 1905 until 1925. After that it disappeared from public eye until it was revived in 1990.<ref>Sterran. Fundamental Chess Openings. Gambit Publications. ISBN 9781906454135.</ref>
=====Steinitz Variation: 4.e5 {{anchor|Steinitz Variation}}=====
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|Steinitz Variation after 4.e5 Nfd7
}}
Named after [[Wilhelm Steinitz]], the Steinitz Variation continues with 4.e5 Nfd7. Here 5.Nce2, the
{{Clear}}
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}}
This variation is named after [[Akiba Rubinstein]] and can also arise from a different move order: 3.Nd2 dxe4. White has freer development and more space in the centre, which Black intends to neutralise by playing ...c7–c5 at some point. This solid line has undergone a modest revival, featuring in many [[Grandmaster (chess)|grandmaster]] (GM) games as a drawing weapon but theory still gives White a slight edge. After 3...dxe4 4.Nxe4, Black has the following options:
* The mainline 4...Nd7 (the most
* 4...Bd7 5.Nf3 Bc6 (the Fort Knox Variation) activating the light-square bishop, which is often played by [[Alexander Rustemov]].
{{Clear}}
==== Hecht Reefschlager Variation: 3...Nc6 {{anchor|Hecht Reefschlager Variation}} ====
3.
==== Rare sidelines after 3.Nc3 ====
One rare sideline after 3.Nc3 is 3...c6, which is known as the Paulsen Variation, after [[Louis Paulsen]]. It can also be reached via a [[
===Tarrasch Variation: 3.Nd2 {{anchor|Tarrasch Variation}}===
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* 3...c5 4.exd5 and now Black has two ways to recapture:
** 4...exd5 was a staple of many old Karpov–Korchnoi battles, including seven games in their 1974 FIDE Candidates match. It usually leads to Black having an isolated queen's pawn (see [[isolated pawn]]). The main line continues 5.Ngf3 Nc6 6.Bb5 Bd6 7.0-0 Nge7 8.dxc5 Bxc5 9.Nb3 Bb6 with a position where, if White can neutralise the activity of Black's pieces in the middlegame, he will have a slight advantage in the ending. Another possibility for White is 5.Bb5+ Bd7 (5...Nc6 is also possible) 6.Qe2+ Be7 7.dxc5 to trade off the bishops and make it more difficult for Black to regain the pawn.
** 4...Qxd5 is an important alternative for Black; the idea is to trade his c- and d-pawns for White's d- and e-pawns, leaving Black with an extra centre pawn. This constitutes a slight structural advantage, but in return White gains time for development by harassing Black's queen. This interplay of static and dynamic advantages is the reason why this line has become popular in the last decade. Play usually continues 5.Ngf3 cxd4 6.Bc4 Qd6 7.0-0 Nf6 (preventing 8.Ne4) 8.Nb3 Nc6 9.Nbxd4 Nxd4, and here White may stay in the middlegame with 10.Nxd4 or offer the trade of queens with 10.Qxd4, with the former far more commonly played today.
* 3...Nf6 While the objective of 3...c5 was to break open the centre, 3... Nf6 aims to close it. After 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 (6...b6 intends ...Ba6 next to get rid of Black's "bad" light-square bishop, a recurring idea in the French) 7.Ne2 (leaving f3 open for the queen's knight) 7...cxd4 8.cxd4 f6 9.exf6 Nxf6 10.Nf3 Bd6 Black has freed his pieces at the cost of having a [[backward pawn]] on e6. White may also choose to preserve his pawn on e5 by playing 4.e5 Nfd7 5.c3 c5 6.f4 Nc6 7.Ndf3, but his development is slowed as a result, and Black will gain dynamic chances if he can open the position to advantage.
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** 6.a3 is currently the most important line in the Advance: it prepares 7.b4, gaining space on the queenside. Black may prevent this with 6...c4 intending to take ''[[en passant]]'' if White plays b4, which creates a closed game where Black fights for control of the b3-square. A possible line is 6.a3 c4 7.Nbd2 Na5 8.Rb1 Bd7 and Black has a firm grip on b3 square. Alternatively, Black may continue developing with 6...Nh6, intending ...Nf5, which might seem strange as White can double the pawn with Bxh6, but this is actually considered good for Black. Black plays ...Bg7 and ...0-0 and Black's king has adequate defence and White will miss his apparently 'bad' dark-square bishop.
** 6.Be2 is the other alternative, aiming simply to castle. Once again, a common Black response is 6...Nh6 intending 7...cxd4 8.cxd4 Nf5 attacking d4. White usually responds to this threat with 7.Bxh6 or 7.b3 preparing Bb2.
** 6.Bd3 cxd4 7.cxd4 Bd7 (7...Nxd4{{chesspunc|??}} 8.Nxd4 Qxd4 9.Bb5+) 8.0-0 Nxd4 9.Nxd4 Qxd4 10.Nc3 is the
* 5...Bd7 was mentioned by [[Gioachino Greco|Greco]] as early as 1620. It is known as the [[Max Euwe|Euwe]]
* 5...Nh6 has recently become a popular alternative; the idea is that 6.Bxh6 gxh6 gains Black a semi-open g-file to attack the White king, or Black can play ...Bg7 to support ...f6 to attack White's pawn on e5. If White doesn't take the knight, it will move to f5 to pressure d4, or (after ...f6) to f7 to pressure e5.
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==Early deviations for White==
After 1.e4 e6,
* 2.d3 is usually played with the idea of adopting a [[King's Indian Attack]] setup after 2...d5 3.Nd2. It has been used by many leading players over the years, including GMs [[Pal Benko]], [[Bobby Fischer]], [[Leonid Stein]] and [[Lev Psakhis]]. White will likely play Ngf3, g3, Bg2, 0-0, c3 and/or Re1 in some order on the next few moves. Black may combat this setup with 3...c5 followed by ...Nc6, ...Nf6, ...Be7, and ...0-0; developing the kingside by ...Bd6 and ...Nge7 is also playable. 3...Nf6 4.Ngf3 Nc6 plans ...dxe4 and ...e5 to block in the Bg2, and 3...Nf6 4.Ngf3 b6 makes ...Ba6 possible if White's light-square bishop leaves the a6–f1 diagonal. Black may defer ...d5, and play 2...c5 and 3...Nc6, developing the kingside by ...g6, ...Bg7, and ...Nge7, or less commonly, by ...Nf6, ...Be7, and (if White's knight goes to d2) ...d6.
* 2.f4 is the
* 2.Qe2 is the
* 2.Nf3 d5 3.Nc3 is the
* 2.c4 (attempting to discourage 2...d5 by Black) is the
* 2.Bb5 has occasionally been tried. Notably, [[Henry Bird (chess player)|Henry Bird]] defeated [[Max Fleissig]] with the variation during the [[Vienna 1873 chess tournament]].<ref>{{Cite web|url=https://chesstempo.com/gamedb/game/2183872/rnbqkbnr/pppp1ppp/4p3/1B6/4P3/8/PPPP1PPP/RNBQK1NR+b+KQkq+-+1+2|title=Bird, Henry – Fleissig, Max 1873
* 2.b3 leads to the
* 2.e5 the
There are also a few rare continuations after 1.e4 e6 2.d4 d5, including 3.Bd3 (the
==Early deviations for Black==
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| publisher=New In Chess
| isbn= 978-9056915742}}
*{{cite book
| last=Taulbut|first=Shaun
| title=How to Play the French Defence 2nd ed.
| year=1991
| publisher=B.T. Batsford Ltd
| isbn=0713469536}}
*{{cite book
| author=Tzermiadianos, Andreas
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==External links==
{{Wikibooks|Chess Opening Theory|1. e4/1...e6|French Defence}}
* [http://brooklyn64.com/2010/the-anatomy-of-the-french-advance/ The Anatomy of the French Advance] {{Webarchive|url=https://web.archive.org/web/20110303082504/http://brooklyn64.com/2010/the-anatomy-of-the-french-advance/ |date=2011-03-03 }}
*[http://www.chesshistory.com/winter/extra/french.html “6 h4 in the French Defence” by Edward Winter]
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