The Old Tricks #5: The Worst Alekhine

In the past, the speculative and tricky 5...Nd7? variation in the Alekhine's Defence has been used by Bent Larsen and other grandmasters, and remained unrefuted for many years until the active involvement of engines in chess preparation. Now, the engines have done it. Below I provide analysis, which was used as theoretical material at one of my Masterchess.org lectures earlier this year.