The Ridiculous Ruy Lopez Opening: Marshall Attack, Modern, Main Line, Spassky Variation - Chess Forums

This is perhaps the longest variation of opening theory I've ever seen. It's called "Ruy Lopez Opening: Marshall Attack, Modern, Main Line, Spassky Variation" and only occurs after 19 moves.

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The Ridiculous Ruy Lopez Opening: Marshall Attack, Modern, Main Line, Spassky Variation - Chess Forums

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Ruy López Opening: Marshall Attack, Modern, Main Line, Spassky Variation - Chess Openings

Palliser, R. - Fighting The Anti-Sicilians PDF, PDF, Chess Openings

The Ridiculous Ruy Lopez Opening: Marshall Attack, Modern, Main Line, Spassky Variation - Chess Forums

The Kenilworthian

Why has Ruy Lopez, a chess opening, been so popular for so long? - Quora

Every variation of the Ruy Lopez : r/chess

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Quality Chess Blog » Understand what type of player you are and adjust your style accordingly

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