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Chess Opening Theory/1. g4/1...g5
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Grob's Attack, Symmetrical Variation 1. g4 g5 A00 Grob's Attack 2. f4 - Coca-Cola Gambit rd nd bd qd kd bd nd rd pd pd pd pd pd pd pd pd pl pl pl pl pl pl pl pl rl nl bl ql kl bl nl rl
Grob's Opening, Symmetrical Variation
Alternatively known as the Double Grob.
1...g5!?
The Symmetrical Variation is a rare response to Grob's Opening (1. g4), due to the fact that it copies White's moves and gets a draw more often instead of capitalising on White's structural disadvantages, and that most players view g4 (g5 for Black) as detrimental due to losing the ability to castle kingside safely. But, this opening may be well-known because of the Coca-Cola Gambit which comes after 2. f4.
Theory table
1 2. d4 d5 3. h3 h6 4. Bg2 Nc6 = Double Grob 2. f4? exf4 3. d4 e5! 4. h4 d6 -- Coca-Cola Gambit 2. ... ... 3. ... ... 4. dxe5? Qh4+! 5. Kd2 d6 -+