The Alekhine Defense ♟ – Play for a Win with Black! - GM Marian Petrov

chess-spark-miner/openingPerfSpeedBigSet at master · bjedrzejewski/chess-spark-miner · GitHub

Alekhine's Defense - 1. e5 Nf6 (Theory, Variations & Strategy) - PPQTY

This Is Why You Should NEVER Use The Alekhine's Defense, Mokele Mbembe - Chess Forums

I've seen a lot of people play the English against me and I don't know how to counter it. Is there a best way to counter the English opening? - Quora

UNORTHODOX CHESS OPENINGS - Chess City

Alekhine Defense: Krejcik Variation

What is the best way to beat the French defense in chess? Why is it so hard for white to beat it? - Quora

chess-canvas/pgn/chess_openings.csv at master · tomgp/chess-canvas · GitHub

What is the best defence against e4 in chess? - Quora

Why does the Berlin Defense result in so many draws? What about the opening makes gaining an advantage difficult for white? - Quora