411 REFERENCE · Wikibooks
Chess Opening Theory/1. d4/1...d5/2. e4/2...dxe4/3. Bc4
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Blackmar-Diemer Gambit (BDG)
3. Bc4
This move develops the bishop to its most active square. The most common response is Nc6.
Blackmar-Diemer Gambit (BDG) rd nd bd qd kd bd nd rd pd pd pd pd pd pd pd bl pl pd pl pl pl pl pl pl rl nl bl ql kl nl rl