Pattern # 2.4This technique is explained in ebook
Of fatal Blunders and Traps
See also https://en.wikibooks.org/wiki/Chess_Opening_Theory/1._e4/1...c6/2._d4/2...d5/3._Nc3/3...dxe4/4._Nxe4/4...Nd7/5.Qe2
Additional different patterns can be found on this page of mine: Patterns
Event:
Site: Round: Date: White: Black: Result:
Side to move:
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