Events
Include expired: true
and Max age: 1 week
and City: Bogota or Heidelberg or Ghent or Philadelphia or Prague
and Organiser: IEEE or de.NBI or Gbx Summits
Include expired: true
and Max age: 1 week
and City: Bogota or Heidelberg or Ghent or Philadelphia or Prague
and Organiser: IEEE or de.NBI or Gbx Summits