Theory updates from Wijk aan Zee

3/6/2023 – The current ChessBase Magazine #212 offers three opening videos: Rustam Kasimdzhanov examines the Ruy Lopez with 8.a4 b4 9.a5, which was played twice in the Tata Steel Masters 2023 (So-Keymer and Caruana-Carlsen). Nico Zwirs checks Magnus Carlsen's idea 7...Bg4 in the Queen's Gambit Exchange Variation. And Mihail Marin puts the Evans Gambit from the game Beerdsen-Pechac from the Challengers to the test. You can watch an excerpt from Kasimdzhanov's video analysis here. Have fun!