Round 1 of the Petrosian open treated us to some exciting games and all games were decisive. I leave it up to you to decide who had the rockiest start. Have a look at the annotated games below. John and I did the annotations.
The standings and pairings can be found here:
https://caissachess.net/live/995
The pairings you see there are preliminary. People have still a chance to take a bye or to join the tournament. The final pairings will be published on Tuesday night.