The 4.Porzer Schnellschach-Open will take place in Köln-Porz, Stadtgymnasium, Germany on 7th May 2023. The time control is 10 minutes for the whole game with a 5-second increment from move one. It is a 9-round Swiss tournament with participation Daniel Fridman, Vitaly Kunin, Christian Braun, Alexander Bagrationi, Felix Levin, Vadym Petrovskyi, Arkadij Rotstein, Dieter Morawietz, Andrej Golovanj, Oliver Stork, etc.
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