The Harrwitz Attack, characterized by the topical 5. Bf4 is, besides 5. Bg5, one of the two most popular systems against the Queen’s Gambit Declined. It’s a frequent guest among the elite so, due to sheer quantity of the information, the remainder of the material is covered in Lines 254-257.
The Fianchetto Variation with 5. g3 has recently gained in popularity, mostly due to Kramnik’s incredible input of original ideas for both sides, like in recent P. Svidler – V. Kramnik, Skopje 2015 and V. Kramnik – V. Topalov, Tromsø (ol) 2014.
We especially recommend that you take a closer look at an incredibly spectacular game P. Svidler – A. Morozevich, Sochi 2012.
[Diagram: White to Move] The diagrammed position is well-known from many games, ranging from classical B. Ivkov – K. Robatsch, Vinkovci 1968, to some recent correspondence and engine games. After energetic play, White gets a strong attack!
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