Events
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and Venue: DoubleTree by Hilton or Institut de Tourisme et d’hôtellerie du Québec or U-Residence Brussels
and City: Berlin or Brussels or Ghent or Heidelberg or Hinxton or Lausanne or Montreal or Philadelphia
Include expired: true
and Venue: DoubleTree by Hilton or Institut de Tourisme et d’hôtellerie du Québec or U-Residence Brussels
and City: Berlin or Brussels or Ghent or Heidelberg or Hinxton or Lausanne or Montreal or Philadelphia