Marienbad System: Berg Variation

Marienbad System: Berg Variation is a chess opening with the ECO code A47, part of the Marienbad System family. It goes 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4. White opens with 1. d4 (the queen's pawn) and Black answers 1... Nf6. After 11 moves it is Black to move. The lesson on the board explains every move of the line and lets you play it yourself; it is free.

The moves

• 1. d4 – White plays the pawn to d4
• 1... Nf6 – Black plays the knight to f6
• 2. Nf3 – White plays the knight to f3
• 2... b6 – Black plays the pawn to b6
• 3. g3 – White plays the pawn to g3
• 3... Bb7 – Black plays the bishop to b7
• 4. Bg2 – White plays the bishop to g2
• 4... c5 – Black plays the pawn to c5
• 5. c4 – White plays the pawn to c4
• 5... cxd4 – Black captures on d4 with the c-pawn
• 6. Qxd4 – White takes on d4 with the queen

Related openings

• It extends: Marienbad System (1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5)

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